Horses Health Conditions
Browse 451 guides from veterinary sources about horses health conditions.
Abnormal Tooth Eruption in Horses: Delayed, Impacted, or Misplaced Teeth
Learn signs, causes, diagnosis, treatment options, and cost ranges for delayed, impacted, or misplaced teeth in horses...
Read more →Acute Kidney Injury in Horses: Signs, Causes, and Emergency Care
Acute kidney injury in horses is an emergency. Learn the signs, common causes, diagnosis, treatment options,...
Read more →Acute Liver Failure in Horses: Emergency Signs and Treatment
See your vet immediately if your horse shows jaundice, behavior changes, or photosensitivity. Learn emergency signs,...
Read more →Acute Respiratory Distress Syndrome in Foals: Causes and Prognosis
Learn the causes, warning signs, diagnosis, treatment options, cost range, and prognosis for acute respiratory distress...
Read more →Adrenal Gland Disease in Horses
Learn the signs, causes, diagnosis, treatment options, and typical cost range for adrenal gland disease in horses,...
Read more →African Horse Sickness in Horses: Symptoms, Transmission, and Outbreak Risk
African horse sickness is a life-threatening viral disease in horses. Learn symptoms, midge transmission, diagnosis,...
Read more →Anaphylaxis in Horses: Severe Allergic Reactions to Drugs, Vaccines, or Stings
Learn the signs of anaphylaxis in horses, common triggers, emergency treatment options, prevention tips, and realistic...
Read more →Angular Limb Deformities in Foals: Crooked Legs, Causes, and Treatment
Foal crooked legs can improve with early care. Learn causes, warning signs, diagnosis, treatment options, and realistic...
Read more →Angular Limb Deformities in Horses: Crooked Legs in Foals and Treatment
Angular limb deformities in foals can worsen fast. Learn signs, causes, diagnosis, treatment options, and realistic...
Read more →Annular Ligament Syndrome in Horses: Fetlock Swelling, Pain, and Treatment
Annular ligament syndrome in horses can cause fetlock swelling, pain, and lameness. Learn signs, diagnosis, treatment...
Read more →Anthrax in Horses: Sudden Death Risk, Exposure, and Reporting
Anthrax in horses can cause sudden death, swelling, fever, and colic. Learn exposure risks, urgent next steps,...
Read more →Aortic Regurgitation in Horses: Murmurs, Risks, and Monitoring
Learn how aortic regurgitation affects horses, what murmurs mean, warning signs to watch for, and how your vet monitors...
Read more →Aortic Stenosis in Horses: Narrowed Outflow Tract and Heart Murmurs
Learn how aortic stenosis in horses causes heart murmurs, exercise intolerance, and risk during work, plus diagnosis,...
Read more →Arytenoid Chondritis in Horses: Causes of Noisy Breathing and Poor Performance
Arytenoid chondritis in horses can cause roaring, coughing, and poor performance. Learn signs, diagnosis, treatment...
Read more →Ascarid Impaction in Horses: Parasite-Related Intestinal Blockage
Ascarid impaction in horses is an emergency colic caused by roundworms, most often in foals. Learn signs, diagnosis,...
Read more →Ascarid Infection in Horses: Roundworms, Cough, and Colic Risk
Ascarid infection in horses can cause cough, poor growth, and dangerous colic in foals. Learn symptoms, diagnosis,...
Read more →Aspergillosis in Horses: Fungal Respiratory and Sinonasal Infection
Learn the signs, diagnosis, treatment options, and prevention of equine aspergillosis, including sinonasal and guttural...
Read more →Aspiration Pneumonia in Horses: What Happens After Choking or Dysphagia
Learn how aspiration pneumonia develops in horses after choke or dysphagia, early warning signs, diagnosis, treatment...
Read more →Ataxia in Horses: Causes of Incoordination and When It Is an Emergency
Horse ataxia can signal EPM, WNV, EHV-1, wobblers, trauma, or toxin exposure. Learn urgent warning signs, diagnosis,...
Read more →Atopic Dermatitis in Horses
Learn the signs, causes, diagnosis, treatment options, and 2026 US cost ranges for atopic dermatitis in horses,...
Read more →Atrial Fibrillation in Horses: Irregular Heart Rhythm and Performance Issues
Learn signs, diagnosis, treatment options, and cost ranges for atrial fibrillation in horses, a common equine...
Read more →Atrial Septal Defect in Horses: Congenital Heart Murmur in Foals
Learn how atrial septal defect causes heart murmurs in foals, what signs to watch for, how your vet confirms it, and...
Read more →Atypical Myopathy in Horses: Box Elder and Sycamore Seed Toxicity
Atypical myopathy in horses is a life-threatening muscle disease linked to box elder and sycamore seeds. Learn...
Read more →Aural Plaques in Horses
Aural plaques in horses are white, wart-like ear lesions linked to papillomavirus. Learn symptoms, diagnosis, treatment...
Read more →Axial Deviation of the Aryepiglottic Folds in Horses
Learn signs, diagnosis, treatment options, and 2026 US cost ranges for axial deviation of the aryepiglottic folds in...
Read more →Back Pain in Horses: Muscular, Spinal, and Saddle-Related Causes
Learn signs, causes, diagnosis, treatment options, and prevention for back pain in horses, including muscle strain,...
Read more →Bacterial Pneumonia in Horses: Symptoms, Diagnosis, and Treatment
Learn the signs, causes, diagnosis, treatment options, and prevention steps for bacterial pneumonia in horses,...
Read more →Bad Breath in Horses: Dental Infection, Gum Disease, and Other Causes
Horse bad breath can signal dental infection, gum disease, sinus trouble, or feed packing. Learn symptoms, diagnosis,...
Read more →Bee and Wasp Stings in Horses: Allergic Reactions and Anaphylaxis
Bee and wasp stings in horses can cause swelling, hives, or life-threatening anaphylaxis. Learn symptoms, emergency...
Read more →Bicipital Bursitis in Horses: Shoulder Pain, Lameness, and Treatment
Learn the signs, causes, diagnosis, treatment options, and prevention of bicipital bursitis in horses, a shoulder...
Read more →Big Head Disease in Horses: Osteomalacia and Nutritional Secondary Hyperparathyroidism
Learn the signs, causes, diagnosis, prevention, and treatment options for big head disease in horses, a diet-related...
Read more →Black Walnut Toxicity in Horses: Shavings Exposure and Laminitis Risk
Black walnut shavings can trigger laminitis in horses within hours. Learn symptoms, diagnosis, prevention, and...
Read more →Bladder Rupture in Foals: Urinary Emergency and Belly Distension
Foal belly swelling, straining, and low urine output can signal bladder rupture. Learn symptoms, diagnosis, treatment...
Read more →Blister Beetle Toxicity in Horses: Cantharidin Poisoning From Hay
Blister beetle toxicity in horses is a true emergency. Learn symptoms, diagnosis, treatment options, prevention, and...
Read more →Bog Spavin in Horses: Hock Joint Swelling, Causes, and Treatment
Learn what bog spavin in horses looks like, common causes of hock swelling, how your vet diagnoses it, and treatment...
Read more →Bone Spavin in Horses: Hock Arthritis, Stiffness, and Management
Bone spavin in horses causes lower hock arthritis, stiffness, and lameness. Learn symptoms, diagnosis, treatment...
Read more →Bots in Horses: Bot Fly Larvae, Eggs, and Parasite Control
Learn how to spot bot fly eggs in horses, what symptoms matter, how your vet diagnoses bots, and practical parasite...
Read more →Bots in Horses: Stomach Larvae, Ulcers, and Parasite Control
Learn how bot larvae affect horses, what signs to watch for, how your vet diagnoses them, and practical...
Read more →Botulism in Horses: Causes, Signs, and Emergency Treatment
Botulism in horses is a life-threatening emergency. Learn the early signs, common causes, diagnosis, prevention, and...
Read more →Botulism in Horses: Toxicoinfectious Disease, Symptoms, and Prevention
Learn botulism symptoms in horses, shaker foal syndrome risks, diagnosis, treatment options, prevention, and when to...
Read more →Botulism in Horses: Weakness, Paralysis, and Emergency Treatment
Botulism in horses can cause sudden weakness, trouble swallowing, and paralysis. Learn signs, diagnosis, prevention,...
Read more →Bracken Fern Toxicity in Horses: Thiamine Deficiency and Neurologic Signs
Bracken fern toxicity in horses can cause thiamine deficiency, staggering, tremors, and seizures. Learn symptoms,...
Read more →Bradyarrhythmias in Horses: Causes of an Abnormally Slow Heartbeat
Learn the causes, symptoms, diagnosis, and care options for bradyarrhythmias in horses, including when a slow heartbeat...
Read more →Buck Shins in Horses: Cannon Bone Stress Injury in Young Performance Horses
Buck shins in horses cause cannon bone pain and swelling in young athletes. Learn symptoms, diagnosis, prevention, and...
Read more →Bullous Pemphigoid in Horses: Rare Autoimmune Blistering Disease
Bullous pemphigoid in horses is a rare autoimmune blistering skin disease causing painful bullae, ulcers, and crusting...
Read more →Burns in Horses: Thermal, Chemical, and Electrical Injury Care
Horse burns are emergencies. Learn signs, diagnosis, treatment options, prevention, and realistic 2026 US veterinary...
Read more →Candidiasis in Horses: Opportunistic Yeast Infection Overview
Learn how candidiasis affects horses, common signs, diagnosis, prevention, and treatment options, with realistic 2026...
Read more →Capped Hock and Capped Elbow in Horses: Swelling, Trauma, and Care
Learn what capped hock and capped elbow mean in horses, common causes, warning signs, diagnosis, treatment options, and...
Read more →Cast in Stall Injuries in Horses: Muscle, Nerve, and Limb Trauma
See your vet immediately if your horse is cast in a stall. Learn signs of nerve, muscle, and limb trauma, diagnosis,...
Read more →Cataracts in Horses
Learn signs, causes, diagnosis, treatment options, and 2026 US cost ranges for cataracts in horses, including when...
Read more →Cauda Equina Neuritis in Horses: Tail, Perineal, and Hindlimb Nerve Signs
Learn the signs, causes, diagnosis, and care options for cauda equina neuritis in horses, including tail weakness,...
Read more →Cecal Impaction in Horses: Quiet but Dangerous Colic
Cecal impaction in horses can start with mild colic, low manure output, and quiet signs, then turn dangerous fast....
Read more →Cellulitis in Horses
Cellulitis in horses causes sudden leg swelling, heat, pain, and lameness. Learn signs, causes, diagnosis, treatment...
Read more →Cerebellar Abiotrophy in Horses: Genetic Incoordination in Young Horses
Cerebellar abiotrophy in horses causes head tremors and ataxia in young foals, especially Arabians. Learn signs,...
Read more →Cervical Facet Arthritis in Horses: Neck Pain, Stiffness, and Performance Issues
Learn signs, causes, diagnosis, and treatment options for cervical facet arthritis in horses, including neck pain,...
Read more →Check Ligament Injuries in Horses: Causes, Signs, and Recovery
Learn the causes, signs, diagnosis, treatment options, and recovery timeline for check ligament injuries in horses,...
Read more →Check Ligament Injury in Horses: Signs, Treatment, and Recovery Time
Learn the signs of check ligament injury in horses, how your vet diagnoses it, treatment options, recovery timelines,...
Read more →Chemical Burns and Topical Toxicity in Horses: Skin Exposure Emergencies
Chemical burns in horses can worsen fast. Learn urgent signs, first-aid rinsing steps, diagnosis, treatment options,...
Read more →Choke in Horses: Esophageal Obstruction Signs, Causes, and Emergency Care
Horse choke is an emergency. Learn the signs, common causes, diagnosis, treatment options, prevention tips, and typical...
Read more →Cholangiohepatitis in Horses: Liver and Bile Duct Inflammation
Learn signs, diagnosis, treatment options, and prevention for cholangiohepatitis in horses, a serious liver and bile...
Read more →Chorioptic Mange in Horses
Chorioptic mange in horses causes itchy, crusty lower legs, especially in draft breeds. Learn symptoms, diagnosis,...
Read more →Chronic Kidney Disease in Horses: Long-Term Renal Failure Signs
Learn the early signs of chronic kidney disease in horses, how your vet diagnoses it, and realistic treatment cost...
Read more →Chronic Liver Disease in Horses: Long-Term Signs and Management
Learn the long-term signs, causes, diagnosis, and management options for chronic liver disease in horses, with...
Read more →Cleft Palate in Foals: Congenital Defect, Milk From Nose, and Care
Foal nursing with milk from the nose? Learn cleft palate signs, diagnosis, treatment options, prognosis, and when to...
Read more →Clostridial Enterocolitis in Horses: Severe Infectious Colitis Explained
Clostridial enterocolitis in horses can cause sudden, life-threatening diarrhea, colic, and shock. Learn symptoms,...
Read more →Club Foot in Horses: Flexural Deformity, Hoof Shape, and Treatment
Learn how club foot in horses affects hoof shape, soundness, and care, plus signs, diagnosis, treatment options, and...
Read more →Coccidioidomycosis in Horses: Valley Fever Fungal Infection
Valley fever in horses is a rare fungal infection from desert dust. Learn symptoms, diagnosis, prevention, and...
Read more →Coccidiosis in Horses: Eimeria Infection and Foal Diarrhea
Learn how Eimeria leuckarti affects foals, what diarrhea signs matter, how your vet diagnoses it, treatment options,...
Read more →Colic in Horses: Causes, Signs, and When It’s an Emergency
Learn the causes and warning signs of colic in horses, when to call your vet immediately, how colic is diagnosed, and...
Read more →Colitis in Horses: Causes of Severe Diarrhea and Colic
Colitis in horses can cause sudden severe diarrhea, colic, and shock. Learn causes, warning signs, diagnosis, treatment...
Read more →Colitis X in Horses: Sudden Severe Diarrhea and Shock
Colitis X in horses is a life-threatening emergency causing sudden watery diarrhea, dehydration, and shock. Learn...
Read more →Congestive Heart Failure in Horses: Signs of a Cardiac Emergency
See your vet immediately if your horse has labored breathing, swelling, or collapse. Learn signs, causes, diagnosis,...
Read more →Conjunctivitis in Horses
Conjunctivitis in horses causes red, swollen, watery eyes. Learn symptoms, causes, diagnosis, treatment options,...
Read more →Contact Dermatitis in Horses
Contact dermatitis in horses causes itchy, inflamed skin after exposure to irritants or allergens. Learn symptoms,...
Read more →Contagious Equine Metritis in Horses: Breeding Disease and Carrier Risk
Learn the signs, testing, carrier risk, treatment options, and prevention steps for contagious equine metritis in...
Read more →Copper Toxicity in Horses: Mineral Overload and Poisoning Risk
Copper toxicity in horses is uncommon but can harm the liver and gut. Learn signs, causes, diagnosis, treatment...
Read more →Corneal Edema in Horses
Corneal edema in horses causes a cloudy blue eye, pain, and vision changes. Learn causes, symptoms, diagnosis,...
Read more →Corneal Foreign Bodies in Horses
Corneal foreign bodies in horses are eye emergencies. Learn symptoms, diagnosis, treatment options, prevention, and...
Read more →Corneal Lacerations in Horses
Corneal lacerations in horses are painful eye emergencies. Learn signs, diagnosis, treatment options, prevention, and...
Read more →Corneal Ulcers in Horses
Corneal ulcers in horses are painful eye injuries that need fast vet care. Learn signs, causes, diagnosis, treatment...
Read more →Corpora Nigra Cysts in Horses
Corpora nigra cysts in horses are usually harmless but can block vision. Learn signs, diagnosis, treatment options, and...
Read more →Cryptococcosis in Horses: Fungal Nasal and Systemic Infection
Cryptococcosis in horses is a rare fungal infection that often affects the nose first. Learn symptoms, diagnosis,...
Read more →Cryptorchidism in Horses: Undescended Testicle in Colts and Stallions
Cryptorchidism in horses means one or both testicles fail to descend. Learn signs, diagnosis, surgery options, and...
Read more →Cryptosporidiosis in Horses: Foal Diarrhea and Zoonotic Concerns
Cryptosporidiosis in foals can cause diarrhea, dehydration, and zoonotic risk. Learn symptoms, diagnosis, prevention,...
Read more →Cutaneous Habronemiasis in Horses
Cutaneous habronemiasis in horses causes stubborn summer sores. Learn symptoms, diagnosis, treatment options,...
Read more →Cutaneous Habronemiasis in Horses: Summer Sores Caused by Parasites
Learn how summer sores develop in horses, what they look like, how your vet diagnoses them, treatment options, and...
Read more →Cutaneous Habronemiasis in Horses: Summer Sores vs Tumors
Learn how summer sores differ from tumors in horses, what signs to watch for, how your vet confirms diagnosis, and...
Read more →Cystitis in Horses: Bladder Infection Signs and Treatment
Learn the signs, causes, diagnosis, treatment options, and prevention tips for cystitis in horses, including when your...
Read more →Dacryocystitis in Horses
Dacryocystitis in horses causes tearing, discharge, and eye irritation. Learn symptoms, diagnosis, treatment options,...
Read more →Deep Digital Flexor Tendon Injury in Horses: Causes, Diagnosis, and Treatment
Learn signs, causes, diagnosis, treatment options, and 2026 cost ranges for deep digital flexor tendon injury in horses.
Read more →Degenerative Suspensory Ligament Desmitis in Horses: DSLD Signs and Progression
Learn DSLD signs, progression, diagnosis, and care options in horses, including dropped fetlocks, lameness, and...
Read more →Degloving Injuries in Horses: Severe Skin Loss Emergency
Degloving injuries in horses are true emergencies. Learn signs, diagnosis, treatment options, prevention, and realistic...
Read more →Demodectic Mange in Horses
Demodectic mange in horses is a rare mite-related skin disease that causes patchy hair loss, scaling, or nodules. Learn...
Read more →Dental Disorders in Horses: Common Tooth Problems and Warning Signs
Learn the warning signs of horse dental disease, common tooth problems, diagnosis, prevention, and realistic 2026 U.S....
Read more →Dentigerous Cyst in Horses: Ectopic Teeth and Draining Tracts
Learn how dentigerous cysts in horses cause ear-area swelling, draining tracts, and ectopic teeth, plus diagnosis,...
Read more →Dermatophilosis in Horses: Rain Rot Infection and Skin Crusts
Learn how rain rot in horses causes crusts, hair loss, and sore skin, plus vet diagnosis, treatment options, prevention...
Read more →Diabetes Insipidus in Horses
Learn the signs, causes, diagnosis, and treatment options for diabetes insipidus in horses, including excessive thirst,...
Read more →Diabetes Mellitus in Horses
Diabetes mellitus in horses is rare but serious. Learn signs, causes, diagnosis, treatment options, and when to contact...
Read more →Diastema in Horses: Gaps Between Teeth That Trap Food
Diastema in horses can trap feed and cause painful gum disease, weight loss, and quidding. Learn symptoms, diagnosis,...
Read more →Distal Sesamoidean Ligament Injury in Horses: Hindlimb and Fetlock Lameness
Learn signs, causes, diagnosis, and care options for distal sesamoidean ligament injury in horses, a fetlock problem...
Read more →Dog Bites in Horses: Wound Care and Infection Risk
Dog bites in horses can hide deep tissue damage and infection. Learn warning signs, wound care, vet treatment options,...
Read more →Dorsal Displacement of the Soft Palate in Horses: Choking-Up During Exercise
Learn signs, causes, diagnosis, prevention, and treatment options for dorsal displacement of the soft palate in horses...
Read more →Dourine in Horses: Venereal Trypanosome Infection Explained
Dourine is a reportable venereal disease in horses caused by Trypanosoma equiperdum. Learn signs, diagnosis,...
Read more →Duodenal Ulcers in Horses: Causes, Signs, and Complications
Learn the signs, causes, diagnosis, complications, and treatment options for duodenal ulcers in horses, plus prevention...
Read more →Dwarfism in Horses: Genetic Causes, Health Problems, and Care
Learn the genetic causes, common health problems, diagnosis, and care options for dwarfism in horses, especially...
Read more →Dystocia in Horses: Foaling Emergency Signs Every Mare Owner Should Know
Learn the emergency signs of dystocia in mares, when to call your vet, likely causes, diagnosis, prevention, and...
Read more →Eastern Equine Encephalitis in Horses: Severe Neurologic Disease and Prevention
Eastern equine encephalitis in horses is a mosquito-borne neurologic emergency. Learn symptoms, diagnosis, prevention,...
Read more →Eastern Equine Encephalitis in Horses: Symptoms and Emergency Care
Eastern equine encephalitis in horses is a life-threatening mosquito-borne brain infection. Learn symptoms, emergency...
Read more →Electrocution in Horses: Fence Shock and Electrical Injury Emergencies
Learn horse electrocution signs, emergency steps, diagnosis, prevention, and realistic vet cost ranges for fence shock...
Read more →Enamel Points in Horses: Sharp Teeth, Mouth Pain, and Floating
Sharp enamel points can make horses drop feed, resist the bit, and lose weight. Learn signs, diagnosis, floating...
Read more →Enteritis in Horses: Inflammation of the Small Intestine
Enteritis in horses can cause colic, reflux, fever, and dehydration. Learn symptoms, causes, diagnosis, treatment...
Read more →Enteroliths in Horses: Intestinal Stones and Recurrent Colic
Enteroliths in horses can cause recurrent colic and dangerous blockages. Learn signs, diagnosis, surgery options,...
Read more →Eosinophilic Granuloma in Horses
Learn the signs, causes, diagnosis, treatment options, and typical 2026 US cost range for eosinophilic granuloma in...
Read more →Eosinophilic Granuloma in Horses: Nodules, Allergies, and Immune Reaction
Firm skin nodules in horses may be eosinophilic granuloma, often linked to insect allergy or trauma. Learn symptoms,...
Read more →EOTRH in Horses: Painful Incisor Disease in Older Horses
Learn the signs, diagnosis, and treatment options for EOTRH in older horses, including when incisor extraction may...
Read more →Epiglottic Entrapment in Horses: Diagnosis and Treatment
Learn the signs, diagnosis, treatment options, and typical cost range for epiglottic entrapment in horses, a cause of...
Read more →Equine Asthma in Horses: Symptoms, Causes, and Treatment
Learn the signs, causes, diagnosis, and treatment options for equine asthma in horses, plus prevention tips and...
Read more →Equine Coronavirus in Horses: Fever, Lethargy, and Diarrhea
Equine coronavirus can cause fever, lethargy, and diarrhea in horses. Learn signs, diagnosis, treatment options, costs,...
Read more →Equine Degenerative Myeloencephalopathy in Horses: Ataxia and Vitamin E Links
Learn how EDM causes ataxia in young horses, how low vitamin E and genetics may contribute, and what your vet may...
Read more →Equine Glandular Gastric Disease in Horses: Symptoms and Treatment
Learn the signs, causes, diagnosis, treatment options, and prevention tips for equine glandular gastric disease in...
Read more →Equine Granulocytic Anaplasmosis in Horses: Tick-Borne Fever and Limb Swelling
Equine granulocytic anaplasmosis is a tick-borne infection that can cause fever, depression, limb swelling, and low...
Read more →Equine Hepacivirus in Horses: Chronic Viral Hepatitis and What It Means
Equine hepacivirus can cause silent or chronic liver disease in horses. Learn symptoms, diagnosis, prevention, and...
Read more →Equine Herpesvirus (EHV-1 and EHV-4) in Horses: Respiratory, Abortion, and Neurologic Disease
Learn EHV-1 and EHV-4 signs in horses, including fever, abortion, and neurologic disease, plus diagnosis, treatment...
Read more →Equine Herpesvirus Myeloencephalopathy (EHM) in Horses: Emergency Neurologic Signs
EHM in horses can cause sudden ataxia, weakness, and bladder problems. Learn emergency signs, diagnosis, prevention,...
Read more →Equine Herpesvirus Myeloencephalopathy in Horses: EHV-1 Neurologic Disease
See your vet immediately if your horse has fever, weakness, or wobbliness. Learn EHV-1 neurologic signs, diagnosis,...
Read more →Equine Herpesvirus Respiratory Disease in Horses: EHV-1 and EHV-4 Explained
Learn EHV-1 and EHV-4 signs, testing, treatment options, prevention, and typical 2026 US vet cost ranges for horses...
Read more →Equine Infectious Anemia in Horses: Coggins Testing and Disease Facts
Learn EIA signs, Coggins testing, spread, prevention, and realistic care costs so you can protect your horse and talk...
Read more →Equine Influenza in Horses: Cough, Fever, and Outbreak Control
Equine influenza is a highly contagious viral respiratory disease in horses that causes fever, cough, and fast-moving...
Read more →Equine Influenza in Horses: Symptoms, Treatment, and Prevention
Learn the signs of equine influenza in horses, how your vet diagnoses it, treatment options, recovery timelines, and...
Read more →Equine Melanoma in Horses: Signs, Diagnosis, and Treatment
Learn the signs of equine melanoma, how your vet diagnoses it, and treatment options for horses, including monitoring,...
Read more →Equine Metabolic Syndrome in Horses
Learn the signs, diagnosis, treatment options, and prevention of equine metabolic syndrome in horses, including...
Read more →Equine Metabolic Syndrome in Horses: Insulin Dysregulation and Laminitis Risk
Learn how equine metabolic syndrome raises laminitis risk, what signs to watch for, how your vet diagnoses it, and...
Read more →Equine Motor Neuron Disease in Horses: Weight Loss, Weakness, and Diagnosis
Learn the signs, causes, diagnosis, and care options for equine motor neuron disease in horses, including weakness,...
Read more →Equine Multinodular Pulmonary Fibrosis in Horses: Symptoms and Treatment
Learn the symptoms, diagnosis, treatment options, and expected cost range for equine multinodular pulmonary fibrosis in...
Read more →Equine Papillomas in Horses: Warts, Papillomatosis, and When to Worry
Learn how equine papillomas look, spread, and resolve, plus when horse warts need a vet exam to rule out sarcoids or...
Read more →Equine Parvovirus-Hepatitis in Horses: Causes, Testing, and Risk
Learn how EqPV-H affects horses, common risks, testing options, symptoms, prevention steps, and what supportive care...
Read more →Equine Piroplasmosis in Horses: Tick-Borne Blood Parasites and Testing
Equine piroplasmosis is a reportable tick-borne blood parasite disease in horses. Learn symptoms, testing, prevention,...
Read more →Equine Protozoal Myeloencephalitis (EPM) in Horses: Signs, Diagnosis, and Treatment
Learn the signs of EPM in horses, how your vet diagnoses it, treatment options, prevention steps, and realistic 2026...
Read more →Equine Recurrent Uveitis in Horses
Equine recurrent uveitis in horses can cause pain and blindness. Learn symptoms, causes, diagnosis, treatment options,...
Read more →Equine Sarcoid in Horses: Causes, Types, and Treatment Options
Learn how equine sarcoids look, what causes them, how vets diagnose them, and treatment options with realistic 2026...
Read more →Equine Squamous Gastric Disease in Horses: Signs and Management
Learn the signs, causes, diagnosis, treatment options, prevention tips, and typical cost range for equine squamous...
Read more →Equine Viral Arteritis in Horses: Respiratory and Breeding Disease Overview
Learn how equine viral arteritis affects breathing, breeding, and pregnancy in horses, plus symptoms, testing,...
Read more →Equine Viral Arteritis in Horses: Respiratory Signs, Testing, and Control
Learn the signs of equine viral arteritis, how vets test for it, and practical steps to isolate, vaccinate, and reduce...
Read more →Equine Viral Hepatitis in Horses: Theiler Disease and Serum Hepatitis
Equine viral hepatitis can cause sudden liver failure in horses. Learn signs, diagnosis, treatment options, prevention,...
Read more →Esophageal Stricture in Horses: Long-Term Problems After Choke
Esophageal stricture in horses can follow choke and cause repeat swallowing trouble. Learn symptoms, diagnosis,...
Read more →Esophageal Ulceration in Horses: Symptoms, Causes, and Recovery
Learn the signs, causes, diagnosis, treatment options, and recovery timeline for esophageal ulceration in horses,...
Read more →Ethmoid Hematoma in Horses: Recurrent Nosebleeds and Nasal Discharge
Learn the signs, diagnosis, treatment options, and cost range for ethmoid hematoma in horses causing recurrent...
Read more →Exercise-Induced Pulmonary Hemorrhage in Horses: Bleeding After Hard Work
Exercise-induced pulmonary hemorrhage in horses can cause poor performance or nosebleeds after hard work. Learn...
Read more →Eye Trauma in Horses: Corneal Injury, Blunt Trauma, and Emergencies
Horse eye trauma is an emergency. Learn signs of corneal injury, blunt trauma, diagnosis, treatment options,...
Read more →Eye Tumors in Horses: Common Equine Ocular Cancers and Growths
Learn the signs, causes, diagnosis, treatment options, and prevention tips for eye tumors in horses, including SCC,...
Read more →Eyelid Lacerations in Horses
Horse eyelid lacerations are an eye emergency. Learn symptoms, causes, diagnosis, treatment options, prevention, and...
Read more →Eyelid Lacerations in Horses: Why Fast Repair Matters
Horse eyelid lacerations are eye emergencies. Fast repair helps protect vision, reduce scarring, and prevent corneal...
Read more →Eyelid Tumors in Horses
Learn signs, causes, diagnosis, treatment options, and 2026 US cost ranges for eyelid tumors in horses, including...
Read more →Facial Eczema in Horses
Facial eczema in horses is a liver-related photosensitization problem that can cause painful skin damage. Learn...
Read more →Facial Nerve Paralysis in Horses: Drooping Ear, Eyelid, and Lip Causes
Learn why horses develop facial nerve paralysis, from trauma to inner ear disease, plus symptoms, diagnosis,...
Read more →Familial Isolated Hypoparathyroidism in Horses: Genetic Calcium Disorder in Foals
Familial isolated hypoparathyroidism in foals is a fatal inherited calcium disorder in Thoroughbreds. Learn symptoms,...
Read more →Femoral Nerve Paralysis in Horses: Stifle Weakness and Hindlimb Collapse
Femoral nerve paralysis in horses can cause stifle weakness, toe dragging, and hindlimb collapse. Learn signs, causes,...
Read more →Fibroma and Fibrosarcoma in Horses: Soft Tissue Tumors Explained
Learn how fibromas and fibrosarcomas in horses look, how your vet diagnoses them, treatment options, prognosis, and...
Read more →Fibrotic Myopathy in Horses: Abnormal Hindlimb Gait and Treatment
Learn the signs, causes, diagnosis, treatment options, and expected cost range for fibrotic myopathy in horses with...
Read more →Flexural Limb Deformities in Foals: Contracted Tendons and Genetics
Learn signs, causes, genetics, diagnosis, prevention, and treatment options for flexural limb deformities in foals,...
Read more →Flexural Limb Deformities in Horses: Contracted Tendons in Foals
Learn signs, causes, diagnosis, treatment options, and cost ranges for flexural limb deformities in foals, including...
Read more →Folliculitis and Furunculosis in Horses
Learn signs, causes, diagnosis, treatment options, and prevention for folliculitis and furunculosis in horses, plus...
Read more →Fractures in Horses: Broken Bone Signs, First Aid, and Prognosis
Horse fractures are emergencies. Learn broken bone signs, safe first aid, diagnosis, treatment options, prognosis, and...
Read more →Fractures in Horses: Broken Bones, Emergency Signs, and Treatment Options
Horse fractures are emergencies. Learn warning signs, diagnosis, treatment options, recovery outlook, and realistic...
Read more →Fungal Keratitis in Horses
Fungal keratitis in horses is an eye emergency. Learn symptoms, diagnosis, prevention, and treatment options with...
Read more →Gastric Impaction in Horses: Signs, Causes, and Treatment
Gastric impaction in horses can cause mild to severe colic, poor appetite, and reflux. Learn signs, causes, diagnosis,...
Read more →Gastric Rupture in Horses: Emergency Signs and Prognosis
Gastric rupture in horses is a fatal colic emergency. Learn the warning signs, likely causes, diagnosis steps,...
Read more →Gastric Ulcers in Horses: Symptoms, Treatment, and Prevention
Learn the signs of gastric ulcers in horses, how your vet diagnoses them, treatment options, typical US cost ranges,...
Read more →Gastrointestinal Parasites in Horses: Worms That Affect Digestive Health
Learn the signs, diagnosis, treatment options, prevention, and typical cost range for gastrointestinal parasites and...
Read more →Giardiasis in Horses: Protozoal Intestinal Infection Facts
Learn the signs, causes, diagnosis, treatment options, and prevention of giardiasis in horses, including diarrhea,...
Read more →Glanders in Horses: Nasal Ulcers, Lung Disease, and Zoonotic Risk
Glanders in horses is a reportable, often fatal bacterial disease that can infect people. Learn signs, testing,...
Read more →Glanders in Horses: Reportable Bacterial Disease and Human Risk
Glanders in horses is a reportable zoonotic infection. Learn symptoms, diagnosis, prevention, human risk, and what to...
Read more →Glaucoma in Horses
Glaucoma in horses is an eye emergency that can cause pain and blindness. Learn signs, causes, diagnosis, treatment...
Read more →Glomerulonephritis in Horses: Protein Loss and Kidney Damage
Learn signs, causes, diagnosis, treatment options, and 2026 cost ranges for glomerulonephritis in horses, a kidney...
Read more →Glycogen Branching Enzyme Deficiency in Horses: Fatal Foal Muscle Disease
Learn the signs, diagnosis, prevention, and care options for equine GBED, a fatal inherited muscle disease affecting...
Read more →Glycogen Branching Enzyme Deficiency in Horses: GBED in Foals
GBED in foals is a fatal inherited muscle and energy-storage disease in Quarter Horse lines. Learn signs, diagnosis,...
Read more →Goiter in Horses
Goiter in horses is thyroid enlargement, often linked to too little or too much iodine. Learn symptoms, diagnosis,...
Read more →Granulosa-Theca Cell Tumor in Horses: Mare Behavior Changes and Infertility
Learn how granulosa-theca cell tumors affect mare behavior and fertility, plus diagnosis, treatment options, recovery,...
Read more →Guttural Pouch Empyema in Horses: Pus in the Guttural Pouch
Learn signs, causes, diagnosis, treatment options, and prevention for guttural pouch empyema in horses, including...
Read more →Guttural Pouch Mycosis in Horses: Nosebleeds, Nerve Damage, and Emergency Care
Horse nosebleeds can signal guttural pouch mycosis, a life-threatening fungal disease that may cause hemorrhage,...
Read more →Guttural Pouch Tympany in Horses: Foal Breathing Noise and Swelling
Foal with throatlatch swelling or noisy breathing? Learn signs, diagnosis, treatment options, and typical US cost...
Read more →Headshaking in Horses: Trigeminal-Mediated Facial Pain and Management
Learn signs, causes, diagnosis, and treatment options for trigeminal-mediated headshaking in horses, including costs...
Read more →Heart Disease in Horses: Symptoms, Diagnosis, and Treatment Options
Learn the signs of heart disease in horses, how your vet diagnoses murmurs and arrhythmias, and treatment options with...
Read more →Hemangiosarcoma in Horses: Rare Blood Vessel Cancer
Learn signs, diagnosis, treatment options, and 2026 cost ranges for hemangiosarcoma in horses, a rare blood vessel...
Read more →Hemothorax in Horses: Blood in the Chest Cavity
Hemothorax in horses is a life-threatening chest bleed that can cause rapid breathing, weakness, and shock. Learn...
Read more →Hendra Virus Infection in Horses: Respiratory Signs and Biosecurity
Learn the respiratory signs of Hendra virus in horses, how vets diagnose it, and the biosecurity steps that help...
Read more →Hendra Virus Infection in Horses: Severe Respiratory and Neurologic Disease
Hendra virus in horses is a rare but often fatal emergency causing fever, breathing trouble, and neurologic signs....
Read more →Hepatic Encephalopathy in Horses: Neurologic Signs From Liver Failure
See your vet immediately if your horse seems dull, blind, circling, or staggering. Hepatic encephalopathy is a...
Read more →Hepatic Fibrosis in Horses: Scarring of the Liver and Long-Term Outlook
Hepatic fibrosis in horses is chronic liver scarring that can cause weight loss, jaundice, and neurologic signs. Learn...
Read more →Hepatic Lipidosis in Horses: Fatty Liver Disease and Appetite Loss
Hepatic lipidosis in horses is an emergency linked to appetite loss and negative energy balance. Learn symptoms,...
Read more →Hepatitis in Horses: Inflammation of the Liver Explained
Learn the signs, causes, diagnosis, treatment options, and prevention tips for hepatitis in horses, including when...
Read more →HERDA in Horses: Hereditary Equine Regional Dermal Asthenia Explained
Learn HERDA signs, diagnosis, breeding risk, and care options for horses. Understand skin fragility, testing, and when...
Read more →Histoplasmosis in Horses: Rare Fungal Infection Signs and Diagnosis
Learn the signs, diagnosis, and prevention of histoplasmosis in horses, a rare fungal infection linked to contaminated...
Read more →Hives (Urticaria) in Horses
Horse hives can appear fast after insect bites, drugs, or allergens. Learn symptoms, diagnosis, treatment options,...
Read more →Hoary Alyssum Toxicity in Horses: Swelling, Fever, and Laminitis Risk
Hoary alyssum toxicity in horses can cause fever, leg swelling, diarrhea, and laminitis within 18-24 hours. Learn...
Read more →Hoof Abscess in Horses: Sudden Severe Lameness and What to Do
Hoof abscesses can cause sudden severe lameness in horses. Learn signs, diagnosis, treatment options, prevention, and...
Read more →Hoof Puncture in Horses: Nail in the Foot Emergency
Horse stepped on a nail? Hoof punctures are emergencies. Learn symptoms, diagnosis, treatment options, prevention, and...
Read more →Hooks and Ramps in Horses: Dental Overgrowths That Affect the Bit and Chewing
Hooks and ramps are uneven horse tooth overgrowths that can affect chewing, comfort, and bit acceptance. Learn signs,...
Read more →Horse Down and Unable to Get Up: Neurologic and Musculoskeletal Causes
A horse that is down and cannot rise is an emergency. Learn common neurologic and musculoskeletal causes, diagnosis,...
Read more →Hydrocephalus in Horses: Congenital Brain Disorder in Foals
Hydrocephalus in foals can cause a dome-shaped head, weakness, seizures, and difficult birth. Learn signs, diagnosis,...
Read more →Hydronephrosis in Horses: Swollen Kidney From Urine Back-Up
Hydronephrosis in horses happens when urine backs up into a kidney. Learn signs, causes, diagnosis, treatment options,...
Read more →Hyperkalemic Periodic Paralysis in Horses: HYPP Signs and Genetic Testing
Learn HYPP signs in horses, how genetic testing works, and what management options may help reduce episodes and...
Read more →Hyperkalemic Periodic Paralysis in Horses: HYPP Signs, Testing, and Management
Learn HYPP signs in horses, when it is an emergency, how genetic testing works, and practical diet and management...
Read more →Hyperlipemia in Horses
Hyperlipemia in horses is a life-threatening fat metabolism disorder. Learn symptoms, causes, diagnosis, treatment...
Read more →Hyperlipemia in Horses: Fat Metabolism Crisis and Liver Risk
Hyperlipemia in horses is a life-threatening fat metabolism emergency. Learn signs, causes, diagnosis, treatment...
Read more →Hyperthyroidism in Horses
Hyperthyroidism in horses is very rare and usually linked to a functional thyroid tumor. Learn signs, diagnosis,...
Read more →Hypothyroidism in Horses
Hypothyroidism in horses is uncommon and often over-suspected. Learn signs, diagnosis, treatment options, and realistic...
Read more →Immune-Mediated Hemolytic Anemia in Horses: Causes, Signs, and Outlook
Immune-mediated hemolytic anemia in horses can cause weakness, jaundice, and collapse. Learn causes, warning signs,...
Read more →Immune-Mediated Myositis in Horses: Rapid Muscle Loss and Treatment
Immune-mediated myositis in horses can cause sudden topline and hindquarter muscle loss. Learn symptoms, diagnosis,...
Read more →Immune-Mediated Myositis in Horses: Rapid Muscle Loss and Treatment
Immune-mediated myositis in horses can cause sudden topline muscle loss, stiffness, and weakness. Learn symptoms,...
Read more →Immune-Mediated Polyarthritis in Horses: Multiple Swollen Joints Explained
Learn signs, causes, diagnosis, treatment options, and cost ranges for immune-mediated polyarthritis in horses with...
Read more →Immune-Mediated Thrombocytopenia in Horses: Low Platelets and Bleeding Risk
See your vet immediately if your horse has petechiae, nosebleeds, or bruising. Learn causes, diagnosis, treatment...
Read more →Infectious Contagious Abortion in Horses: Bacterial Pregnancy Loss Causes
Learn how bacterial placentitis and other infections cause abortion in mares, early warning signs, diagnosis,...
Read more →Infective Endocarditis in Horses: Heart Valve Infection Signs and Treatment
Learn the signs, diagnosis, treatment options, and cost range for infective endocarditis in horses, a rare but...
Read more →Infiltrative Bowel Disease in Horses: Chronic Weight Loss and Diarrhea
Learn the signs, diagnosis, and treatment options for infiltrative bowel disease in horses, including chronic weight...
Read more →Inflammatory Airway Disease in Horses: Mild Equine Asthma Explained
Learn the signs, causes, diagnosis, prevention, and treatment options for mild equine asthma in horses, including...
Read more →Infundibular Caries in Horses: Tooth Decay in the Upper Cheek Teeth
Learn signs, diagnosis, treatment options, and prevention for infundibular caries in horses, a common upper cheek tooth...
Read more →Insect Bite Hypersensitivity in Horses: Sweet Itch, Allergies, and Relief
Sweet itch in horses causes intense seasonal itching, hair loss, and sores. Learn symptoms, diagnosis, treatment...
Read more →Insulin Dysregulation in Horses
Learn signs, causes, diagnosis, prevention, and treatment options for insulin dysregulation in horses, including...
Read more →Interstitial Nephritis in Horses: Causes of Chronic Kidney Inflammation
Learn the causes, symptoms, diagnosis, and care options for interstitial nephritis in horses, a chronic kidney...
Read more →Intestinal Cancer in Horses: GI Tumors, Signs, and Prognosis
Learn the signs, diagnosis, treatment options, and prognosis for intestinal cancer in horses, including lymphoma and...
Read more →Intestinal Displacement in Horses: Causes of Severe Colic
Intestinal displacement in horses can cause severe colic fast. Learn signs, diagnosis, treatment options, prevention,...
Read more →Intestinal Strangulation in Horses: Signs of a Surgical Colic
See your vet immediately if your horse has severe colic. Learn signs of intestinal strangulation, diagnosis, surgery...
Read more →Intestinal Volvulus in Horses: Twisted Gut Emergency
Intestinal volvulus in horses is a life-threatening colic emergency. Learn signs, diagnosis, treatment options,...
Read more →Intussusception in Horses: Telescoping Intestine and Colic
Learn signs, causes, diagnosis, treatment options, and cost ranges for intussusception in horses, a serious intestinal...
Read more →Ionophore Toxicity in Horses: Feed Contamination Emergency
See your vet immediately if ionophore-contaminated feed is suspected. Learn horse symptoms, diagnosis, prevention, and...
Read more →Joint or Tendon Sheath Penetration in Horses: A Limb Wound Emergency
A wound near a horse’s joint or tendon sheath can turn septic fast. Learn urgent signs, diagnosis, treatment options,...
Read more →Junctional Epidermolysis Bullosa in Horses: Severe Genetic Skin Disease in Foals
Junctional epidermolysis bullosa in foals causes severe skin blistering, hoof loss, and pain. Learn signs, diagnosis,...
Read more →Keratitis in Horses
Keratitis in horses can cause pain, cloudiness, and vision loss. Learn symptoms, causes, diagnosis, treatment options,...
Read more →Keratoconjunctivitis Sicca in Horses
Keratoconjunctivitis sicca in horses is a rare dry eye disorder that can threaten comfort and vision. Learn symptoms,...
Read more →Keratoma in Horses: Hoof Wall Masses, Lameness, and Diagnosis
Learn how keratomas in horses cause hoof wall bulges, repeat abscesses, and lameness, plus what your vet may use to...
Read more →Kissing Spines in Horses: Back Pain, Performance Problems, and Treatment
Learn the signs, diagnosis, and treatment options for kissing spines in horses, including back pain, behavior changes,...
Read more →Lameness in Horses: Common Musculoskeletal Causes and When to Call the Vet
Horse lameness can signal hoof pain, tendon injury, arthritis, or laminitis. Learn common causes, warning signs,...
Read more →Laminitis in Horses: Signs, Causes, Treatment, and Prevention
Laminitis in horses is a painful hoof emergency. Learn early signs, common causes, treatment options, prevention steps,...
Read more →Large Colon Impaction in Horses: Causes, Signs, and Treatment
Learn the signs, causes, diagnosis, treatment options, and prevention tips for large colon impaction in horses, plus...
Read more →Large Strongyles in Horses: Bloodworm Parasites and Colic Risk
Large strongyles in horses can damage intestinal blood supply and raise colic risk. Learn symptoms, diagnosis,...
Read more →Laryngeal Hemiplegia in Horses: Roaring, Noise, and Surgery Options
Learn why horses roar, how laryngeal hemiplegia is diagnosed, and what conservative, surgical, and recovery options may...
Read more →Lavender Foal Syndrome in Horses: Genetic Neurologic Disease in Newborns
Lavender foal syndrome is a fatal inherited neurologic disease in newborn Arabian foals. Learn signs, diagnosis,...
Read more →Lead Poisoning in Horses: Sources, Signs, and Treatment
Learn where horses encounter lead, early warning signs, how your vet confirms poisoning, treatment options, prevention...
Read more →Lens Luxation in Horses
Lens luxation in horses is an eye emergency that can cause pain, glaucoma, and vision loss. Learn signs, causes,...
Read more →Leptospirosis in Horses: Abortion, Uveitis, and Kidney Concerns
Leptospirosis in horses can trigger abortion, recurrent uveitis, and kidney injury. Learn signs, testing, treatment...
Read more →Lice (Pediculosis) in Horses
Horse lice can cause itching, hair loss, and skin sores. Learn symptoms, diagnosis, prevention, and treatment options...
Read more →Liver Disease in Horses: Signs, Causes, and When to Call Your Vet
Learn the signs, causes, diagnosis, and care options for liver disease in horses, plus when your horse needs prompt...
Read more →Locoweed Poisoning in Horses: Neurologic Signs and Grazing Risk
Locoweed poisoning in horses can cause incoordination, depression, weight loss, and lasting nerve damage. Learn signs,...
Read more →Lyme Disease in Horses: Tick Exposure, Symptoms, and Testing
Learn how Lyme disease affects horses, including tick exposure risks, common symptoms, testing options, treatment...
Read more →Lymphoma in Horses: Symptoms, Diagnosis, and Prognosis
Learn the signs of lymphoma in horses, how your vet confirms diagnosis, treatment options, typical cost ranges, and...
Read more →Malignant Hyperthermia in Horses: Genetic Emergency Triggered by Stress or Anesthesia
Malignant hyperthermia in horses is a rare genetic emergency linked to stress or anesthesia. Learn signs, testing,...
Read more →Mange in Horses
Mange in horses is a mite-related skin disease that causes itching, crusting, and hair loss. Learn symptoms, diagnosis,...
Read more →Mast Cell Tumors in Horses: Skin Lump or Cancer?
Learn how mast cell tumors in horses are diagnosed, treated, and monitored, plus symptoms, prognosis, and realistic...
Read more →Meconium Impaction in Foals: Newborn Colic and Straining
Meconium impaction in foals can cause straining, tail swishing, and newborn colic within hours of birth. Learn...
Read more →Melanoma in Horses
Melanoma in horses is common in aging gray horses. Learn signs, diagnosis, treatment options, prevention limits, and...
Read more →Melting Corneal Ulcers in Horses
Melting corneal ulcers in horses are eye emergencies that can threaten vision fast. Learn signs, causes, diagnosis,...
Read more →Mitral Regurgitation in Horses: Murmurs, Exercise Tolerance, and Prognosis
Learn how mitral regurgitation affects horses, what murmurs and exercise intolerance can mean, how vets diagnose it,...
Read more →Monensin, Lasalocid, and Salinomycin Toxicity in Horses
Monensin, lasalocid, and salinomycin toxicity in horses is an emergency. Learn symptoms, diagnosis, treatment options,...
Read more →Myasthenia Gravis in Horses: Autoimmune Weakness and Collapse
Learn the signs, diagnosis, treatment options, and expected cost range for myasthenia gravis in horses, a rare cause of...
Read more →Mycotoxin Poisoning in Horses: Moldy Feed and Hay Risks
Learn how moldy hay and feed can expose horses to dangerous mycotoxins, early warning signs, diagnosis, treatment...
Read more →Myocarditis in Horses: Inflammation of the Heart Muscle
Learn the signs, causes, diagnosis, treatment options, and prevention tips for myocarditis in horses, including when to...
Read more →Myosin Heavy Chain Myopathy in Horses: Genetic Muscle Disease Overview
Learn signs, diagnosis, and care options for myosin heavy chain myopathy in horses, a genetic MYH1 muscle disease...
Read more →Myotonic Dystrophy-Like Disorder in Foals: Stiffness, Weakness, and Prognosis
Learn the signs, diagnosis, treatment options, and prognosis for myotonic dystrophy-like disorder in foals with...
Read more →Nasolacrimal Duct Obstruction in Horses
Watery eyes in horses may mean a blocked tear duct. Learn symptoms, causes, diagnosis, treatment options, prevention,...
Read more →Nasopharyngeal Collapse in Horses: Upper Airway Obstruction During Exercise
Learn signs, diagnosis, and care options for nasopharyngeal collapse in horses, a dynamic upper airway problem that can...
Read more →Navicular Disease in Horses: Heel Pain, Lameness, and Management
Learn the signs, causes, diagnosis, and treatment options for navicular disease in horses, including heel pain,...
Read more →Neck Pain in Horses: Cervical Stiffness, Neurologic Concerns, and Causes
Horse neck pain can signal muscle strain, arthritis, trauma, or spinal cord disease. Learn symptoms, neurologic red...
Read more →Neck Threadworm in Horses: Onchocerca Infection and Itchy Skin
Neck threadworm in horses can cause intense itching, crusting, and hair loss. Learn symptoms, diagnosis, treatment...
Read more →Neonatal Isoerythrolysis in Foals: Hemolytic Disease of the Newborn Horse
Neonatal isoerythrolysis in foals is a life-threatening blood incompatibility. Learn signs, diagnosis, treatment...
Read more →Neonatal Maladjustment Syndrome in Foals: Dummy Foal Signs and Recovery
Learn dummy foal signs, causes, diagnosis, treatment options, recovery timeline, and when to see your vet immediately...
Read more →Nephritis in Horses: Kidney Inflammation and What It Means
Nephritis in horses can cause subtle early signs, then serious illness. Learn symptoms, causes, diagnosis, treatment...
Read more →Nephrolithiasis in Horses: Kidney Stones in Horses
Learn the signs, causes, diagnosis, prevention, and treatment options for kidney stones in horses, including when to...
Read more →Nephrosplenic Entrapment in Horses: Left Dorsal Displacement Explained
See your vet immediately if your horse has colic. Learn signs, diagnosis, treatment options, prevention, and realistic...
Read more →Nitrate and Nitrite Poisoning in Horses: Forage and Water Risks
Nitrate and nitrite poisoning in horses can follow risky forage or water exposure. Learn symptoms, diagnosis,...
Read more →Nocardiosis in Horses: Opportunistic Skin, Lung, and Systemic Infection
Learn the signs, diagnosis, treatment options, and prevention steps for nocardiosis in horses, a rare opportunistic...
Read more →Nutritional Myodegeneration in Horses: White Muscle Disease in Foals
White muscle disease in foals is an emergency linked to selenium and vitamin E deficiency. Learn symptoms, diagnosis,...
Read more →Oak Toxicity in Horses: Acorns, Leaves, and Poisoning Risk
Oak toxicity in horses can damage the gut and kidneys. Learn symptoms, diagnosis, prevention, and treatment options if...
Read more →Obturator Nerve Paralysis in Horses: Splayed Hindlimbs and Foaling-Related Injury
Obturator nerve paralysis in horses can cause splayed hindlimbs after foaling. Learn signs, diagnosis, treatment...
Read more →Ocular Squamous Cell Carcinoma in Horses
Learn the signs, causes, diagnosis, prevention, and treatment options for ocular squamous cell carcinoma in horses,...
Read more →Oculocutaneous Albinism in Horses: Pink Skin, Eye Changes, and Genetic Risk
Learn how oculocutaneous albinism affects horse skin, eyes, and sun sensitivity, plus diagnosis, genetic risk, and...
Read more →Oleander Poisoning in Horses: Deadly Ornamental Plant Exposure
Oleander poisoning in horses can cause sudden death, colic-like signs, and dangerous heart rhythm changes. Learn...
Read more →Onchocerciasis in Horses
Onchocerciasis in horses is a midge-borne parasite that can cause itchy skin and eye issues. Learn symptoms, diagnosis,...
Read more →Oral Foreign Body in Horses: Grass Awns, Embedded Material, and Mouth Pain
Grass awns, foxtails, and embedded material can cause painful mouth ulcers in horses. Learn signs, diagnosis, treatment...
Read more →Oral Ulcers in Horses: Causes of Mouth Sores and Drooling
Learn what causes oral ulcers in horses, when drooling is urgent, how your vet diagnoses mouth sores, and practical...
Read more →Osteoarthritis in Horses: Joint Disease, Lameness, and Long-Term Management
Learn the signs, causes, diagnosis, treatment options, and prevention tips for osteoarthritis in horses, including...
Read more →Osteoarthritis in Horses: Joint Pain, Stiffness, and Long-Term Management
Learn the signs, causes, diagnosis, and treatment options for osteoarthritis in horses, plus realistic 2026 US cost...
Read more →Osteochondrosis in Horses: Developmental Joint Disease in Young Horses
Learn signs, causes, diagnosis, prevention, and treatment options for osteochondrosis in young horses, including...
Read more →Ovarian Hematoma in Horses: Enlarged Ovary in the Mare
Learn signs, diagnosis, treatment options, and cost ranges for ovarian hematoma in mares, a cause of enlarged ovary and...
Read more →Ovarian Tumors in Horses: Granulosa Cell Tumors and Other Masses
Learn signs, diagnosis, and treatment options for ovarian tumors in mares, including granulosa cell tumors, with...
Read more →Papillomas (Warts) in Horses
Horse warts are usually benign and often fade on their own, but some need a vet exam to rule out sarcoids, infection,...
Read more →Paraphimosis and Phimosis in Horses: Sheath and Penis Emergencies
Paraphimosis and phimosis in horses are sheath emergencies. Learn signs, causes, diagnosis, treatment options, and when...
Read more →Paraphimosis in Horses: Penis Stuck Out and Swollen
Paraphimosis in horses is an emergency. Learn causes, swelling signs, diagnosis, treatment options, prevention, and...
Read more →Parrot Mouth in Horses: Overbite, Dental Wear, and Feeding Concerns
Learn how parrot mouth affects horses, from overbite and uneven dental wear to feeding concerns, vet diagnosis,...
Read more →Pastern Dermatitis in Horses
Learn the signs, causes, treatment options, prevention tips, and typical vet cost range for pastern dermatitis in...
Read more →Patent Ductus Arteriosus in Horses: PDA in Foals Explained
Patent ductus arteriosus in foals can be normal briefly after birth, but persistent PDA may strain the heart. Learn...
Read more →Pelodera Dermatitis in Horses
Pelodera dermatitis in horses is a rare skin parasite problem linked to damp bedding and mud. Learn symptoms,...
Read more →Pelvic Fractures in Horses: Signs, Diagnosis, and Recovery Outlook
Pelvic fractures in horses can cause sudden hindlimb lameness and severe pain. Learn signs, diagnosis, treatment...
Read more →Pelvic Injuries in Horses: Fractures, Falls, and Hind-End Lameness
Pelvic injuries in horses can cause sudden hind-end lameness, pain, and weakness. Learn signs, diagnosis, treatment...
Read more →Pemphigus Foliaceus in Horses
Learn the signs, diagnosis, treatment options, and expected cost range for pemphigus foliaceus in horses, a rare...
Read more →Pemphigus Foliaceus in Horses: Autoimmune Skin Disease Signs and Care
Pemphigus foliaceus in horses causes crusting, scaling, edema, and hair loss. Learn signs, diagnosis, treatment...
Read more →Penile and Preputial Tumors in Horses: Growths on the Sheath or Penis
Learn signs, diagnosis, treatment options, and 2026 US cost ranges for penile and preputial tumors in horses, including...
Read more →Pericardial Effusion in Horses: Fluid Around the Heart
Pericardial effusion in horses is a life-threatening buildup of fluid around the heart. Learn signs, diagnosis,...
Read more →Pericarditis in Horses: Inflammation Around the Heart
Pericarditis in horses is a life-threatening heart condition. Learn signs, causes, diagnosis, treatment options, and...
Read more →Perineal Lacerations in Horses: Reproductive Injury in Mares
See your vet immediately for perineal lacerations in mares. Learn signs, diagnosis, treatment options, recovery,...
Read more →Periodontal Disease in Horses: Gum Infection, Food Packing, and Tooth Loss
Learn the signs, causes, diagnosis, treatment options, and prevention of periodontal disease in horses, including food...
Read more →Peritonitis in Horses: Abdominal Infection, Colic, and Fever
Peritonitis in horses can cause colic, fever, and shock. Learn symptoms, diagnosis, treatment options, prevention, and...
Read more →Photosensitization From Liver Disease in Horses: Skin Signs of Hepatic Problems
Learn how liver disease can trigger photosensitization in horses, the skin signs to watch for, diagnosis steps,...
Read more →Photosensitization in Horses
Photosensitization in horses causes painful sun-reactive skin, often on white areas. Learn symptoms, causes, diagnosis,...
Read more →Physitis in Horses: Growth Plate Swelling in Foals and Young Horses
Physitis in horses causes painful growth plate swelling in foals and yearlings. Learn symptoms, causes, diagnosis,...
Read more →Pigeon Fever in Horses: Corynebacterium Infection and Abscesses
Pigeon fever in horses causes painful abscesses, fever, and sometimes internal infection. Learn symptoms, diagnosis,...
Read more →Pinworms in Horses: Tail Rubbing and Parasite Control
Horse pinworms can cause intense tail rubbing and skin irritation. Learn symptoms, diagnosis, treatment options,...
Read more →Pituitary Pars Intermedia Dysfunction (PPID) in Horses
Learn the signs, testing, treatment options, and typical 2026 US cost range for PPID in horses, including laminitis...
Read more →Pituitary Tumors in Horses
Learn the signs, diagnosis, treatment options, and cost range for pituitary tumors in horses, including PPID, laminitis...
Read more →Pleural Effusion in Horses: Fluid Around the Lungs
Pleural effusion in horses is an emergency. Learn signs, causes, diagnosis, treatment options, and realistic 2026 US...
Read more →Pleuropneumonia in Horses: Signs, Causes, and Emergency Treatment
Pleuropneumonia in horses is a life-threatening chest infection. Learn early signs, common causes, diagnosis, treatment...
Read more →Pneumothorax in Horses: Collapsed Lung Emergency Signs
Pneumothorax in horses is a true emergency. Learn the warning signs, causes, diagnosis, treatment options, and typical...
Read more →Pneumovagina in Horses: Windsucking Mare, Conformation, and Fertility
Learn how pneumovagina in mares affects fertility, what signs to watch for, how your vet diagnoses it, and treatment...
Read more →Polycystic Kidney Disease in Horses: Cysts, Kidney Function, and Prognosis
Learn how kidney cysts affect horses, which signs matter, how your vet confirms the problem, treatment options, and...
Read more →Polysaccharide Storage Myopathy in Horses: PSSM Symptoms, Diet, and Management
Learn PSSM symptoms, diagnosis, diet, and management in horses, including low-NSC feeding, exercise routines,...
Read more →Portosystemic Shunt in Horses: Congenital Liver Vessel Disorder
Portosystemic shunt in horses can cause neurologic signs, poor growth, and liver dysfunction. Learn symptoms,...
Read more →Potomac Horse Fever in Horses: Diarrhea, Colic, and Laminitis Risk
Potomac horse fever can cause fever, diarrhea, colic, and dangerous laminitis in horses. Learn signs, diagnosis,...
Read more →Potomac Horse Fever in Horses: Symptoms, Diarrhea, and Laminitis Risk
Potomac horse fever can cause fever, diarrhea, colitis, and laminitis in horses. Learn symptoms, diagnosis, prevention,...
Read more →PPID in Horses: Cushing’s Disease Signs, Testing, and Management
Learn the signs of PPID in horses, how vets test with ACTH or TRH stimulation, and practical management options for...
Read more →Premature Atrial Contractions in Horses: What an Irregular Rhythm May Mean
Learn what premature atrial contractions in horses can mean, common signs, diagnosis, and care options so you can talk...
Read more →Premature Ventricular Contractions in Horses: Dangerous or Benign?
Learn when PVCs in horses may be benign, when they are dangerous, how vets diagnose them, and realistic 2026 U.S. care...
Read more →Prepubic Tendon Rupture in Horses: High-Risk Late Pregnancy Complication
See your vet immediately if a late-pregnant mare develops ventral edema, pain, or a dropped abdomen. Prepubic tendon...
Read more →Protein-Losing Enteropathy in Horses: GI Causes of Weight Loss and Edema
Protein-losing enteropathy in horses can cause weight loss, diarrhea, and ventral edema. Learn causes, diagnosis,...
Read more →Proximal Enteritis in Horses: Duodenitis-Jejunitis Signs and Treatment
Learn proximal enteritis signs in horses, how your vet diagnoses it, treatment options, recovery outlook, and when...
Read more →Psoroptic Mange in Horses
Psoroptic mange in horses causes intense itching, hair loss, and crusts. Learn symptoms, diagnosis, treatment options,...
Read more →PSSM in Horses: Polysaccharide Storage Myopathy Signs, Testing, and Management
Learn PSSM signs in horses, how vets test for PSSM1 and PSSM2, and practical diet and exercise management to reduce...
Read more →Pulmonary Abscesses in Horses: Lung Abscess Symptoms and Care
Learn the signs, causes, diagnosis, treatment options, and cost range for pulmonary abscesses in horses, including when...
Read more →Pulmonary Edema in Horses: Fluid in the Lungs and Emergency Signs
Pulmonary edema in horses is an emergency. Learn warning signs, causes, diagnosis, treatment options, and when to see...
Read more →Pulmonary Fibrosis in Horses: Chronic Lung Scarring and Prognosis
Learn signs, diagnosis, treatment options, prognosis, and cost range for pulmonary fibrosis in horses, including equine...
Read more →Pulmonic Regurgitation in Horses: What This Heart Murmur Means
Pulmonic regurgitation in horses can cause a heart murmur, but severity varies. Learn symptoms, diagnosis, monitoring,...
Read more →Puncture Wounds in Horses: Hidden Damage and Infection Risk
Horse puncture wounds can look small but hide deep damage, infection, or tetanus risk. Learn signs, diagnosis,...
Read more →Purpura Hemorrhagica in Horses: Immune-Mediated Vasculitis After Infection
Purpura hemorrhagica in horses is a medical emergency linked to strangles or vaccination, causing severe swelling,...
Read more →Pyelonephritis in Horses: Kidney Infection Signs and Treatment
Learn the signs of pyelonephritis in horses, how your vet diagnoses kidney infection, treatment options, prevention...
Read more →Pyrrolizidine Alkaloid Toxicosis in Horses: Toxic Plants and Liver Damage
Pyrrolizidine alkaloid toxicosis in horses can cause delayed liver failure after eating ragwort or other toxic plants....
Read more →Pythiosis in Horses: Swamp Cancer Skin Infection and Treatment
Pythiosis in horses is a serious water mold skin infection linked to swampy areas. Learn symptoms, diagnosis, treatment...
Read more →Quidding in Horses: Why Horses Drop Hay and Feed
Quidding in horses usually points to dental or mouth pain. Learn causes, symptoms, diagnosis, treatment options,...
Read more →Rabies in Horses: Exposure Risks, Symptoms, and What to Do
Rabies in horses is rare but fatal. Learn exposure risks, warning signs, diagnosis, prevention, and what to do right...
Read more →Rabies in Horses: Neurologic Signs, Exposure Risk, and Emergency Action
Rabies in horses is rare but fatal. Learn early neurologic signs, human exposure risk, diagnosis limits, vaccine...
Read more →Radial Nerve Paralysis in Horses: Knuckling, Limb Weakness, and Causes
Radial nerve paralysis in horses can cause knuckling, a dropped elbow, and forelimb weakness. Learn signs, causes,...
Read more →Ragwort Toxicity in Horses: Senecio Poisoning and Chronic Liver Damage
Ragwort toxicity in horses can cause delayed, irreversible liver damage. Learn symptoms, diagnosis, prevention, and...
Read more →Rain Rot (Dermatophilosis) in Horses
Rain rot in horses causes crusts, paintbrush tufts, and sore skin after wet weather. Learn symptoms, treatment options,...
Read more →Recurrent Airway Obstruction in Horses: Signs, Management, and Prognosis
Learn the signs of recurrent airway obstruction in horses, how your vet diagnoses it, treatment options, costs, and...
Read more →Recurrent Exertional Rhabdomyolysis in Horses: Repeat Tying-Up Episodes Explained
Learn why some horses have repeat tying-up episodes, common signs, diagnosis, prevention, and treatment options with...
Read more →Red Maple Toxicity in Horses: Why Wilted Leaves Are Dangerous
Wilted red maple leaves can trigger life-threatening anemia in horses. Learn symptoms, diagnosis, prevention, and...
Read more →Renal Amyloidosis in Horses: Protein-Losing Kidney Disease
Learn signs, diagnosis, treatment options, and prevention for renal amyloidosis in horses, a protein-losing kidney...
Read more →Renal Dysplasia in Horses: Congenital Kidney Malformation
Learn the signs, diagnosis, and care options for renal dysplasia in horses, a rare congenital kidney defect that can...
Read more →Renal Failure in Horses: Symptoms, Diagnosis, and Prognosis
Learn the signs, causes, diagnosis, treatment options, prognosis, and prevention tips for renal failure in horses, plus...
Read more →Renal Hypoplasia in Horses: Small Underdeveloped Kidneys
Learn the signs, diagnosis, and care options for renal hypoplasia in horses, a rare congenital condition causing small...
Read more →Retained Caps in Horses: Baby Teeth That Don’t Shed Normally
Retained caps in horses can cause quidding, head tossing, and poor performance. Learn signs, diagnosis, treatment...
Read more →Retained Placenta in Horses: Post-Foaling Emergency in Mares
Retained placenta in mares is a post-foaling emergency. Learn symptoms, causes, diagnosis, prevention, treatment...
Read more →Rhodococcus equi Pneumonia in Foals: Early Signs and Treatment
Learn early signs of Rhodococcus equi pneumonia in foals, how your vet diagnoses it, treatment options, prevention...
Read more →Rhodococcus equi Pneumonia in Foals: Early Signs and Treatment
Rhodococcus equi pneumonia in foals can start subtly. Learn early signs, diagnosis, treatment options, prevention, and...
Read more →Rib Fractures in Foals: Birth Trauma and Breathing Problems
Foal rib fractures after birth trauma can cause breathing trouble or sudden decline. Learn signs, diagnosis, treatment...
Read more →Right Dorsal Colitis in Horses: NSAID-Associated Colon Injury
Right dorsal colitis in horses is a serious NSAID-related colon injury. Learn signs, diagnosis, treatment options,...
Read more →Ringworm (Dermatophytosis) in Horses
Learn the signs, causes, diagnosis, treatment options, prevention, and typical 2026 US cost range for ringworm in...
Read more →Ringworm in Horses: Fungal Skin Infection, Spread, and Treatment
Learn how ringworm spreads in horses, what lesions look like, how your vet confirms it, and treatment options to...
Read more →Rodenticide Poisoning in Horses: Rat Poison Exposure and Bleeding Risk
Rat poison exposure in horses can cause internal bleeding, shock, or sudden collapse. Learn symptoms, diagnosis,...
Read more →Rotaviral Diarrhea in Foals: Causes, Symptoms, and Prevention
Learn how rotaviral diarrhea affects foals, common signs, diagnosis, treatment options, and practical prevention steps...
Read more →Sacroiliac Disease in Horses: Hind End Pain, Poor Performance, and Diagnosis
Learn signs, causes, diagnosis, and treatment options for sacroiliac disease in horses, including hind end pain, poor...
Read more →Salmonellosis in Horses: Contagious Diarrhea and Biosecurity Basics
Learn signs, diagnosis, treatment options, and biosecurity steps for salmonellosis in horses, a contagious cause of...
Read more →Salt Poisoning and Water Deprivation in Horses: Neurologic Emergency
Salt poisoning and water deprivation in horses can trigger seizures, blindness, and collapse. Learn signs, diagnosis,...
Read more →Sand Enteropathy in Horses: Sand Colic, Diarrhea, and Prevention
Learn the signs of sand enteropathy in horses, how your vet diagnoses sand colic and diarrhea, treatment options,...
Read more →Sarcoids in Horses
Learn how horse sarcoids look, how your vet diagnoses them, treatment options, prevention steps, and realistic 2026...
Read more →Sarcoptic Mange in Horses
Sarcoptic mange in horses causes intense itching, crusting, and hair loss. Learn symptoms, diagnosis, treatment...
Read more →Sciatic Nerve Paralysis in Horses: Hindlimb Weakness, Knuckling, and Recovery
Learn signs, causes, diagnosis, treatment options, and recovery outlook for sciatic nerve paralysis in horses with...
Read more →Seborrhea in Horses
Learn the signs, causes, diagnosis, and treatment options for seborrhea in horses, including dandruff, scaling, and...
Read more →Second-Degree AV Block in Horses: Normal Finding or Heart Problem?
Second-degree AV block in horses is often normal at rest, but some cases need a workup. Learn signs, diagnosis,...
Read more →Seedy Toe in Horses: White Line Separation, Causes, and Care
Learn how seedy toe causes white line separation in horses, what signs to watch for, how your vet diagnoses it, and...
Read more →Selenium Toxicity in Horses: Too Much Supplement Can Be Dangerous
Too much selenium can damage a horse’s hooves, coat, and organs. Learn signs, causes, diagnosis, treatment options, and...
Read more →Septic Arthritis in Horses: Infected Joints, Foals, and Emergency Treatment
Septic arthritis in horses is a true emergency. Learn signs, causes, diagnosis, treatment options, and typical 2026 US...
Read more →Septic Bursitis in Horses: Infected Bursa, Swelling, and Urgent Care
Septic bursitis in horses is an emergency. Learn signs, causes, diagnosis, treatment options, and realistic 2026 US...
Read more →Septic Tenosynovitis in Horses: Infected Tendon Sheath Emergencies
Septic tenosynovitis in horses is a tendon sheath infection emergency. Learn signs, diagnosis, treatment options,...
Read more →Sesamoid Fractures in Horses: Fetlock Injury, Lameness, and Prognosis
See your vet immediately for sesamoid fractures in horses. Learn fetlock injury signs, diagnosis, treatment options,...
Read more →Severe Combined Immunodeficiency in Horses: SCID in Arabian Foals
SCID in Arabian foals is a fatal inherited immune disorder causing severe infections by 2-8 weeks. Learn symptoms,...
Read more →Shear Mouth in Horses: Severe Tooth Angle Problems in Older Horses
Shear mouth in horses causes steep tooth angles, painful chewing, quidding, and weight loss. Learn signs, diagnosis,...
Read more →Shivers in Horses: Hindlimb Tremors, Backing Problems, and Management
Learn the signs of shivers in horses, why backing and hoof handling are hard, how your vet diagnoses it, and practical...
Read more →Shoulder Muscle Atrophy in Horses: Sweeney, Trauma, and Nerve Damage
Learn how sweeney causes shoulder muscle atrophy in horses, plus signs, diagnosis, treatment options, recovery...
Read more →Sinusitis in Horses: Nasal Discharge, Facial Swelling, and Treatment
Learn the signs of sinusitis in horses, common causes like tooth root infection, how your vet diagnoses it, treatment...
Read more →Skull Fractures in Horses: Head Trauma Emergencies
See your vet immediately if your horse has head trauma. Learn signs, diagnosis, treatment options, and realistic 2026...
Read more →Small Intestinal Impaction in Horses: Signs and Emergency Treatment
Learn the signs of small intestinal impaction in horses, when it becomes an emergency, how your vet diagnoses it, and...
Read more →Small Strongyles in Horses: Cyathostomin Infection and Weight Loss
Small strongyles in horses can cause weight loss, diarrhea, and poor condition. Learn symptoms, diagnosis, treatment...
Read more →Snake Bites in Horses: Swelling, Breathing Risk, and Emergency Care
Horse snake bites can cause sudden swelling, pain, and dangerous breathing trouble. Learn emergency signs, vet...
Read more →Sole Bruises in Horses: Foot Pain, Causes, and Recovery
Learn how sole bruises cause horse foot pain, what signs to watch for, how your vet diagnoses them, treatment options,...
Read more →Sorghum and Sudangrass Toxicity in Horses: Cystitis and Ataxia Syndrome
Learn signs, diagnosis, treatment options, and prevention for sorghum and sudangrass toxicity in horses, including...
Read more →Spinal Trauma in Horses: Back and Neck Injury Emergencies
Spinal trauma in horses is an emergency. Learn warning signs, diagnosis, treatment options, and prevention for back and...
Read more →Splints in Horses: Causes, Symptoms, and When a Splint Matters
Learn what splints in horses are, common signs, causes, diagnosis, treatment options, and when a bony swelling needs...
Read more →Squamous Cell Carcinoma in Horses: Eye, Genital, and Skin Cancer
Learn signs, diagnosis, treatment options, prevention, and 2026 US cost ranges for squamous cell carcinoma in horses...
Read more →Squamous Cell Carcinoma of the Skin in Horses
Squamous cell carcinoma in horses is a locally invasive skin cancer, often on lightly pigmented skin. Learn signs,...
Read more →Step Mouth in Horses: Missing Teeth and Abnormal Wear Patterns
Step mouth in horses happens when missing or misaligned teeth cause overgrowth and uneven wear. Learn signs, diagnosis,...
Read more →Stomach Worms in Horses: Habronema and Draschia Infection
Habronema and Draschia stomach worms in horses can trigger summer sores. Learn symptoms, diagnosis, prevention, and...
Read more →Stomatitis in Horses: Mouth Inflammation, Drooling, and Oral Pain
Learn the signs, causes, diagnosis, prevention, and treatment options for stomatitis in horses, including drooling,...
Read more →Strangles in Horses: Signs, Quarantine, and Recovery
Learn the signs of strangles in horses, how quarantine works, testing options, recovery timelines, and practical...
Read more →Strangles in Horses: Symptoms, Quarantine, and Treatment
Learn the signs of strangles in horses, how quarantine works, testing options, treatment choices, and when your vet...
Read more →Strangulating Lipoma in Horses: A Surgical Colic Emergency
Strangulating lipoma in horses is a life-threatening colic emergency. Learn symptoms, diagnosis, surgery options,...
Read more →Stress Fractures in Horses: Subtle Lameness, Diagnosis, and Recovery
Learn how stress fractures cause subtle lameness in horses, how your vet diagnoses them, treatment options, recovery...
Read more →Stringhalt in Horses: Sudden Hindlimb Hyperflexion and Causes
Learn the signs, causes, diagnosis, prevention, and treatment options for stringhalt in horses, including...
Read more →Subchondral Bone Cysts in Horses: Joint Pain, Imaging, and Treatment
Learn how subchondral bone cysts affect horses, what lameness signs to watch for, which imaging tests help, and...
Read more →Summer Pasture-Associated Obstructive Pulmonary Disease in Horses
Learn signs, causes, diagnosis, prevention, and treatment options for summer pasture-associated obstructive pulmonary...
Read more →Superficial Digital Flexor Tendonitis in Horses: Bowed Tendon Signs and Rehab
Learn bowed tendon signs in horses, how your vet diagnoses SDFT tendonitis, treatment options, rehab timelines,...
Read more →Supernumerary Teeth in Horses: Extra Teeth and Dental Crowding
Learn how extra teeth in horses cause crowding, chewing trouble, and discomfort, plus diagnosis, treatment options, and...
Read more →Surra in Horses: Trypanosoma evansi Infection and Travel Risk
Surra in horses is a serious blood parasite infection linked to travel in affected regions. Learn symptoms, diagnosis,...
Read more →Suspensory Ligament Injury in Horses: Desmitis, Lameness, and Recovery
Learn signs, diagnosis, treatment options, recovery timelines, and prevention tips for suspensory ligament injury in...
Read more →Sweeney in Horses: Suprascapular Nerve Injury, Shoulder Atrophy, and Recovery
Sweeney in horses is a suprascapular nerve injury causing shoulder atrophy and gait changes. Learn signs, diagnosis,...
Read more →Sweet Itch (Culicoides Hypersensitivity) in Horses
Sweet itch in horses is an allergy to biting midges that causes intense itching, hair loss, and sores. Learn symptoms,...
Read more →Systemic Lupus Erythematosus in Horses: Rare Autoimmune Disease
Learn the signs, diagnosis, treatment options, and cost range for systemic lupus erythematosus in horses, a rare...
Read more →Tachyarrhythmias in Horses: Fast Heart Rhythms and When They Are Serious
Fast heart rhythms in horses can signal stress, colic, infection, or heart disease. Learn warning signs, diagnosis,...
Read more →Tapeworm Infection in Horses: Signs, Diagnosis, and Deworming
Learn the signs of tapeworm infection in horses, how your vet diagnoses it, and practical deworming and prevention...
Read more →Tapeworm-Associated Colic in Horses: Signs, Diagnosis, and Control
Learn how equine tapeworms can trigger colic, what signs to watch for, how your vet diagnoses it, and practical...
Read more →Tendon and Ligament Injuries in Horses: Strain, Tear, and Rehab Basics
Learn horse tendon and ligament injury signs, diagnosis, rehab basics, and treatment options with realistic 2026 U.S....
Read more →Testicular Torsion in Horses: Acute Scrotal Pain and Stallion Emergency
Testicular torsion in horses can cause sudden scrotal pain, swelling, and colic-like distress. Learn symptoms,...
Read more →Tetanus in Horses: Lockjaw Signs, Wound Risk, and Prevention
Tetanus in horses can follow even a small wound. Learn lockjaw signs, diagnosis, treatment options, vaccine timing, and...
Read more →Tetanus in Horses: Muscle Rigidity, Spasms, and Prevention
Learn the signs of tetanus in horses, how vets diagnose and treat it, typical 2026 US cost ranges, and the vaccine...
Read more →Tetralogy of Fallot in Horses: Rare Cyanotic Congenital Heart Disease
Tetralogy of Fallot in horses is a rare congenital heart defect that can cause cyanosis, weakness, and collapse. Learn...
Read more →Theiler Disease in Horses: Serum Hepatitis and Acute Liver Failure
Theiler disease in horses can cause sudden liver failure 4-10 weeks after serum products. Learn symptoms, diagnosis,...
Read more →Thoroughpin in Horses: Hock Area Swelling, Causes, and When It Matters
Learn what thoroughpin in horses looks like, common causes of hock swelling, when lameness matters, and what your vet...
Read more →Threadworms in Horses: Strongyloides Infection in Foals
Threadworms in foals can cause diarrhea, poor thrift, and skin irritation. Learn symptoms, diagnosis, prevention,...
Read more →Tooth Fractures in Horses: Broken Teeth, Pain, and Treatment Options
Learn signs of tooth fractures in horses, when broken teeth are urgent, diagnosis steps, treatment options, and...
Read more →Tooth Root Infection in Horses: Facial Swelling, Sinus Drainage, and Pain
Horse tooth root infections can cause facial swelling, one-sided nasal drainage, bad odor, and pain. Learn signs,...
Read more →Toxic Plant Poisoning in Horses: Common Poisonous Plants and Symptoms
Learn which plants commonly poison horses, early warning signs to watch for, and how your vet may diagnose, treat, and...
Read more →Trailer Injuries in Horses: Loading, Transport, and Accident Trauma
Horse trailer injuries can range from cuts to fractures and shipping fever. Learn signs, diagnosis, prevention, and...
Read more →Traumatic Wounds in Horses: Cuts, Lacerations, and When It’s an Emergency
Horse cuts and lacerations can turn serious fast. Learn emergency signs, first steps, treatment options, and typical...
Read more →Tricuspid Regurgitation in Horses: Right-Sided Heart Valve Disease
Learn signs, diagnosis, treatment options, and typical cost ranges for tricuspid regurgitation in horses, a right-sided...
Read more →Tying Up in Horses: Exertional Rhabdomyolysis Signs, Causes, and Prevention
Learn the signs, causes, diagnosis, treatment options, and prevention tips for tying up in horses, including when to...
Read more →Ulcerative Lymphangitis in Horses: Limb Infection and Swelling
Learn the signs, causes, diagnosis, treatment options, and prevention of ulcerative lymphangitis in horses with...
Read more →Upward Fixation of the Patella in Horses: Locked Stifle Signs and Treatment
Learn the signs, causes, diagnosis, treatment options, and cost range for upward fixation of the patella in horses,...
Read more →Ureterolithiasis in Horses: Stones Blocking Urine Flow
Learn the signs, diagnosis, treatment options, and prevention tips for ureterolithiasis in horses, a rare urinary stone...
Read more →Urethral Obstruction in Horses: Straining to Urinate Is an Emergency
Horse straining to urinate? Urethral obstruction is an emergency that can cause bladder rupture, colic, and kidney...
Read more →Urolithiasis in Horses: Urinary Stones, Straining, and Blood in Urine
Horse urinary stones can cause straining, dribbling, colic, and blood in urine. Learn symptoms, diagnosis, treatment...
Read more →Uroperitoneum in Foals: Signs of a Ruptured Urinary Tract
See your vet immediately if a foal has a swollen belly, weak nursing, or repeated straining to urinate. Learn signs,...
Read more →Urovagina in Horses: Urine Pooling, Infertility, and Mare Management
Urovagina in mares causes urine pooling, vaginitis, and infertility. Learn symptoms, diagnosis, treatment options, and...
Read more →Uterine Prolapse in Horses: Mare Foaling Emergency and Immediate Care
Uterine prolapse in mares is a rare foaling emergency. Learn warning signs, immediate first aid, treatment options, and...
Read more →Uterine Torsion in Horses: Pregnancy-Related Colic Emergency in Mares
Pregnant mare with colic? Uterine torsion is a true emergency. Learn symptoms, diagnosis, treatment options, and...
Read more →Uterine Tumors in Horses: Leiomyoma and Other Mare Uterine Masses
Learn signs, diagnosis, and treatment options for uterine tumors in mares, including leiomyoma, with realistic costs...
Read more →Uveitis in Horses
Uveitis in horses is a painful eye emergency that can threaten vision fast. Learn signs, causes, diagnosis, prevention,...
Read more →Vaginal and Cervical Tears in Horses: Birth Trauma in Mares
See your vet immediately if a mare has bleeding, foul discharge, fever, or pain after foaling. Learn signs, diagnosis,...
Read more →Valvular Dysplasia in Horses: Congenital Mitral or Tricuspid Valve Defects
Learn signs, diagnosis, prognosis, and care options for valvular dysplasia in horses, a rare congenital mitral or...
Read more →Venezuelan Equine Encephalitis in Horses: Outbreak Risk and Symptoms
Venezuelan equine encephalitis in horses can cause fever and fast-moving neurologic signs. Learn outbreak risk,...
Read more →Ventricular Septal Defect in Horses: Congenital Hole in the Heart
Learn signs, diagnosis, prognosis, and care options for ventricular septal defect in horses, a congenital heart defect...
Read more →Ventricular Tachycardia in Horses: Emergency Arrhythmia Signs
See your vet immediately if your horse has collapse, weakness, or a racing irregular heartbeat. Learn VT signs, causes,...
Read more →Vesicular Stomatitis in Horses: Mouth Lesions, Lameness, and Quarantine
See your vet immediately if your horse has mouth sores, drooling, or sudden lameness. Learn vesicular stomatitis signs,...
Read more →Warmblood Fragile Foal Syndrome in Horses: WFFS Signs and Genetic Testing
Learn WFFS signs in foals, how PLOD1 genetic testing works, carrier risks, and breeding steps that can help prevent...
Read more →Wave Mouth in Horses: Uneven Tooth Wear and Chewing Problems
Wave mouth in horses causes uneven tooth wear, chewing trouble, and weight loss. Learn symptoms, diagnosis, treatment...
Read more →West Nile Virus in Horses: Neurologic Signs, Prognosis, and Prevention
West Nile virus in horses can cause twitching, weakness, ataxia, and paralysis. Learn warning signs, prognosis,...
Read more →West Nile Virus in Horses: Neurologic Signs, Treatment, and Prevention
See your vet immediately if your horse shows weakness, stumbling, or tremors. Learn West Nile signs, diagnosis,...
Read more →Western Equine Encephalitis in Horses: Signs, Risk, and Prevention
Western equine encephalitis in horses is a mosquito-borne neurologic disease. Learn signs, risk factors, diagnosis,...
Read more →Western Equine Encephalitis in Horses: Signs, Risk, and Vaccination
Western equine encephalitis in horses is a mosquito-borne neurologic emergency. Learn signs, risk factors, diagnosis,...
Read more →White Snakeroot and Rayless Goldenrod Toxicity in Horses
White snakeroot and rayless goldenrod can cause life-threatening muscle and heart damage in horses. Learn signs,...
Read more →Wobbler Syndrome in Horses: Cervical Vertebral Stenotic Myelopathy Explained
Learn the signs, causes, diagnosis, treatment options, and cost range for wobbler syndrome in horses, plus when to see...
Read more →Wolf Teeth in Horses: When Small Teeth Cause Bit Pain
Wolf teeth in horses can trigger bit pain, head tossing, and training resistance. Learn symptoms, diagnosis, treatment...
Read more →Yellow Star-Thistle and Russian Knapweed Toxicity in Horses
Yellow star-thistle and Russian knapweed can cause irreversible chewing disease in horses. Learn signs, diagnosis,...
Read more →Yew Poisoning in Horses: Sudden Death Risk From Ornamental Plants
Yew poisoning in horses can cause collapse and sudden death within hours. Learn symptoms, diagnosis, prevention, and...
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