Rat Health Conditions

Browse 204 guides from veterinary sources about rat health conditions.

Acetaminophen Toxicity in Rats: Tylenol Poisoning Risks and Emergency Steps

Acetaminophen toxicity in rats is an emergency. Learn warning signs, what your vet may do, prevention tips, and...

Age-Related Pituitary Changes in Rats: Hyperplasia vs Pituitary Tumor

Learn how pituitary hyperplasia and pituitary tumors affect older rats, early warning signs, diagnosis, treatment...

Age-Related Tumors in Rats: Why Senior Rats Develop More Masses

Senior rats often develop mammary, pituitary, and skin tumors. Learn signs, diagnosis, treatment options, and when to...

Allergic and Immune-Mediated Skin Reactions in Rats: Causes and Care

Learn signs, causes, diagnosis, and care options for allergic and immune-mediated skin reactions in rats, plus when...

Alopecia in Rats: Causes of Bald Patches and Fur Loss

Rat hair loss can come from barbering, mites, ringworm, infection, or stress. Learn symptoms, diagnosis, prevention,...

Amyloidosis in Rats: Protein Deposits That Damage the Kidneys

Amyloidosis in rats can damage the kidneys and cause weight loss, swelling, and weakness. Learn symptoms, diagnosis,...

Arrhythmia in Rats: Irregular Heartbeat Signs and Cardiac Risk

Learn the signs of arrhythmia in rats, when breathing changes are urgent, how your vet diagnoses heart rhythm problems,...

Aspiculuris Pinworms in Rats: Rare Rodent Worm Infection Explained

Learn how Aspiculuris pinworms affect pet rats, what symptoms to watch for, how vets diagnose them, and practical...

Aspiration Pneumonia in Rats: When Food or Liquid Gets Into the Lungs

Aspiration pneumonia in rats is an emergency. Learn symptoms, causes, diagnosis, treatment options, prevention, and...

Ataxia in Rats: Causes of Wobbliness and Poor Coordination

Rat ataxia can cause wobbling, head tilt, and falls. Learn common causes, symptoms, diagnosis, prevention, and...

Atelectasis in Rats: Collapsed Lung Areas and Breathing Difficulty

Atelectasis in rats can cause fast, labored breathing and low oxygen. Learn signs, causes, diagnosis, treatment...

Atopic Dermatitis in Rats: Allergy-Related Itching and Skin Problems

Learn how allergy-related skin disease in rats is recognized, diagnosed, and managed, with itching signs, treatment...

Bacterial Abscesses in Rats: Causes, Signs, and Vet Care

Learn how bacterial abscesses develop in pet rats, which signs need prompt vet care, treatment options, prevention...

Barbering in Rats: Hair Loss from Overgrooming or Cage Mates

Barbering in rats causes smooth bald patches from overgrooming or cage mates. Learn signs, causes, vet diagnosis,...

Bite Wounds in Rats: Fighting Injuries, Infection Risk, and When to See a Vet

Rat bite wounds can turn into abscesses fast. Learn warning signs, infection risks, treatment options, prevention tips,...

Bladder Worm in Rats: Trichosomoides crassicauda Infection Signs

Bladder worm in rats can cause painful urination, blood in urine, and bladder stones. Learn signs, diagnosis,...

Bordetella Infection in Rats: Causes of Coughing and Pneumonia

Learn how Bordetella affects pet rats, including coughing, pneumonia signs, diagnosis, prevention, and realistic...

Brain Abscess in Rats: Neurologic Signs and Veterinary Care

Brain abscess in rats can cause head tilt, circling, seizures, and weakness. Learn urgent warning signs, diagnosis,...

Bronchiectasis in Rats: Chronic Lung Damage From Respiratory Disease

Bronchiectasis in rats causes permanent airway damage after chronic respiratory disease. Learn symptoms, diagnosis,...

Bronchiolitis in Rats: Small Airway Inflammation and Respiratory Distress

Bronchiolitis in rats can cause wheezing, flank breathing, and fast decline. Learn symptoms, causes, diagnosis,...

Bronchopneumonia in Rats: Causes, Breathing Changes & Care

Bronchopneumonia in rats can cause fast breathing, wheezing, and lethargy. Learn common causes, warning signs,...

Bulging Eye in Rats: Exophthalmos Causes and Emergency Warning Signs

Bulging eye in rats can signal trauma, infection, or a tooth-root abscess. Learn emergency warning signs, diagnosis,...

Bumblefoot in Rats: Ulcerative Pododermatitis Signs and Treatment

Learn the signs, causes, diagnosis, treatment options, and prevention tips for bumblefoot in rats, including when your...

Buphthalmia in Rats: Congenital Glaucoma and Enlarged Eye Signs

Buphthalmia in rats causes an enlarged, painful eye, often from congenital glaucoma. Learn signs, diagnosis, treatment...

Burns in Rats: Heat, Chemical, and Surface Burns in Pet Rats

Burns in pet rats need fast veterinary care. Learn signs, causes, diagnosis, prevention, and treatment options for...

CAR Bacillus in Rats: Respiratory Infection Signs and Treatment

CAR bacillus in rats can cause chronic breathing problems, sneezing, and weight loss. Learn signs, diagnosis, treatment...

CAR Bacillus Infection in Rats: Chronic Respiratory Disease Explained

CAR bacillus in rats can cause chronic respiratory disease with sneezing, porphyrin staining, and breathing trouble....

Cardiac Hypertrophy in Rats: Enlarged or Thickened Heart Changes

Learn signs, causes, diagnosis, treatment options, and cost ranges for cardiac hypertrophy in rats, including when...

Cardiomyopathy in Rats: Heart Muscle Disease in Pet Rats

Learn signs, diagnosis, treatment options, and typical cost ranges for cardiomyopathy in pet rats so you can act early...

Cataracts in Rats: Cloudy Eyes, Vision Loss, and Common Causes

Learn how cataracts affect rats, what cloudy eyes can mean, common causes, diagnosis, prevention tips, and when your...

Chronic Kidney Disease in Rats: Symptoms, Care & Prognosis

Learn the signs of chronic kidney disease in rats, how your vet diagnoses it, care options, typical cost ranges, and...

Chronic Progressive Nephropathy in Rats: A Common Rat Kidney Disease

Learn the signs, causes, diagnosis, and care options for chronic progressive nephropathy in rats, including when to see...

Chronic Respiratory Disease in Rats: Causes, Signs & Long-Term Care

Learn the causes, symptoms, diagnosis, and long-term care options for chronic respiratory disease in rats, plus when...

Coloboma in Rats: Congenital Eye Defect, Vision Changes, and Associated Problems

Learn how coloboma affects a rat’s eye, vision, and comfort, plus warning signs, diagnosis, care options, and when your...

Congenital Kidney Disease in Rats: Birth Defects of the Kidneys

Learn signs, diagnosis, treatment options, and 2026 US cost ranges for congenital kidney disease in rats, including...

Congenital Neural Tube Defects in Rats

Learn signs, diagnosis, care options, and prevention for congenital neural tube defects in rats, including spina bifida...

Congestive Heart Failure in Rats: Symptoms, Diagnosis & Treatment

Learn the signs of congestive heart failure in rats, how your vet diagnoses it, treatment options, and realistic 2026...

Conjunctivitis in Rats: Pink Eye, Discharge, and Eyelid Swelling

Conjunctivitis in rats can cause pink eyes, discharge, and swollen lids. Learn symptoms, causes, vet care options, and...

Contact Dermatitis in Rats: Bedding, Cleaners, and Skin Irritation

Learn how bedding, cleaners, and damp cages can trigger contact dermatitis in rats, plus symptoms, diagnosis, treatment...

Corneal Ulcers and Eye Scratches in Rats: Emergency Eye Care Signs

Rat eye ulcers and scratches can worsen fast. Learn urgent warning signs, causes, diagnosis, treatment options, and...

Corynebacterium kutscheri Infection in Rats: Respiratory Disease and Pneumonia

Learn the signs, diagnosis, treatment options, and prevention of Corynebacterium kutscheri infection in rats, including...

Corynebacterium kutscheri Infection in Rats: What Owners Should Know

Learn the signs, spread, diagnosis, prevention, and treatment options for Corynebacterium kutscheri infection in pet...

Cryptorchidism in Rats: Undescended Testicles in Male Rats

Cryptorchidism in rats means one or both testicles do not descend. Learn signs, diagnosis, treatment options, and...

Cushing’s Syndrome in Rats: ACTH Excess, Thin Skin, and Weight Loss

Learn the signs of Cushing’s syndrome in rats, including thin skin and weight loss, plus diagnosis, care options, and...

De-gloving Injuries in Rats: Skin-Stripping Trauma and Urgent Treatment

Rat degloving injuries are a true emergency. Learn signs, causes, diagnosis, treatment options, prevention, and...

Dermatitis and Eczema in Rats: Causes of Itchy, Inflamed Skin

Rat dermatitis can cause itching, redness, scabs, and hair loss. Learn common causes, symptoms, diagnosis, prevention,...

Diabetes Insipidus in Rats: Excess Thirst, Urination, and Pituitary Links

Learn how diabetes insipidus affects rats, including excess thirst, frequent urination, pituitary causes, diagnosis...

Diabetes Mellitus in Rats: High Blood Sugar Signs and Management

Learn the signs of diabetes mellitus in rats, how your vet diagnoses it, treatment options, and practical ways to...

Dilated Cardiomyopathy in Rats: Enlarged Heart and Weak Pumping

Dilated cardiomyopathy in rats can cause fast breathing, weakness, and heart failure. Learn symptoms, diagnosis,...

Dislocations in Rats: Joint Luxation Signs and Treatment

Rat dislocations can cause sudden limping, swelling, and pain. Learn the signs, diagnosis, treatment options, and...

Dry Eye in Rats: Keratoconjunctivitis Sicca, Irritation, and Lubrication

Dry eye in rats can cause redness, squinting, and crusting. Learn signs, causes, vet diagnosis, lubrication options,...

Dystocia in Rats: Labor Problems and Birthing Emergencies in Rats

Dystocia in rats is a birthing emergency. Learn warning signs, causes, diagnosis, treatment options, prevention, and...

Eye Infections in Rats: Causes, Symptoms, and Treatment Options

Learn the causes, symptoms, diagnosis, treatment options, and prevention tips for eye infections in rats, plus when...

Eye Trauma in Rats: Scratches, Bulging, and Emergency Eye Injuries

Eye trauma in rats is an emergency. Learn signs, causes, diagnosis, treatment options, and 2026 US cost ranges for...

Fibroma in Rats: Benign Fibrous Tumors and Rat Lump Differentials

Learn how fibromas in rats differ from abscesses, mammary tumors, and cancer, plus symptoms, diagnosis, treatment...

Fibrosarcoma in Rats: Aggressive Soft Tissue Tumor Signs and Treatment

Learn the signs of fibrosarcoma in rats, how your vet diagnoses it, and treatment options with realistic 2026 U.S. cost...

Fleas in Rats: Parasite Control, Symptoms, and Cage Cleaning

Learn how to spot fleas in rats, when to see your vet, treatment options, and how to clean the cage and home to help...

Food Allergies in Rats: Itching, Dermatitis, and Elimination Diets

Learn how food allergies may affect pet rats, including itching, dermatitis, diagnosis, elimination diets, and...

Food Toxicity in Rats: Dangerous Foods That Can Poison Pet Rats

Learn which foods can poison pet rats, early warning signs, when to call your vet, and practical steps to prevent...

Forelimb Weakness in Rats: When Front Paw Problems Are Neurologic

Front paw weakness in rats can signal nerve, spinal, brain, or toxin problems. Learn symptoms, diagnosis, care options,...

Fractured Incisor in Rats: Broken Front Teeth and Dental Complications

Broken front teeth in rats can cause pain, trouble eating, and dangerous overgrowth. Learn symptoms, vet care options,...

Fractures in Rats: Broken Leg, Tail, and Other Bone Injuries

See your vet immediately if your rat may have a fracture. Learn signs, diagnosis, treatment options, prevention tips,...

Fractures in Rats: Signs, Treatment, and Recovery

Learn the signs of fractures in rats, when to see your vet immediately, treatment options, recovery timelines, and...

Fur Mites in Rats: Why Your Rat Is Itchy and Losing Hair

Fur mites in rats can cause itching, scabs, and hair loss. Learn signs, diagnosis, treatment options, prevention, and...

Giardia in Rats: Protozoal Infection, Diarrhea, and Treatment Options

Learn how Giardia affects pet rats, including diarrhea signs, diagnosis, treatment options, prevention steps, and when...

Glaucoma in Rats: Eye Pressure, Bulging Eyes, and Blindness Risk

Glaucoma in rats can cause eye pain, bulging, and blindness fast. Learn symptoms, causes, diagnosis, treatment options,...

Glomerulonephritis in Rats: Protein-Losing Kidney Disease Explained

Learn signs, causes, diagnosis, and treatment options for glomerulonephritis in rats, a protein-losing kidney disease...

Head Tilt in Rats: Neurologic vs Inner Ear Causes

Rat head tilt can signal inner ear disease or a neurologic problem. Learn symptoms, diagnosis, treatment options,...

Head Trauma and Concussion in Rats

See your vet immediately if your rat has head trauma. Learn signs of concussion, diagnosis, treatment options,...

Heart Murmur in Rats: What It Means and When to Worry

Learn what a heart murmur in rats can mean, warning signs to watch for, how your vet diagnoses it, treatment options,...

Heavy Metal Toxicity in Rats: Lead, Zinc, and Metal Ingestion Risks

Heavy metal toxicity in rats can cause vomiting, weakness, tremors, anemia, and seizures. Learn risks, symptoms,...

Helicobacter Gastritis in Rats: Stomach Inflammation and Digestive Upset

Learn signs, causes, diagnosis, treatment options, and prevention for Helicobacter gastritis in rats, including when...

Hind Limb Paralysis in Rats: Emergency Causes and Supportive Care

Rat hind limb paralysis is often an emergency. Learn common causes, warning signs, diagnosis, supportive care, and...

Hind Limb Weakness in Rats: Neurologic and Musculoskeletal Causes

Learn causes, symptoms, diagnosis, and care options for hind limb weakness in rats, from age-related spinal disease to...

Household Cleaner Poisoning in Rats: Chemical Exposure Signs and First Aid

See your vet immediately if your rat contacts bleach, ammonia, or detergents. Learn signs, first aid, treatment...

Hydrocephalus in Rats: Congenital Brain Fluid Buildup

Learn the signs, diagnosis, and care options for hydrocephalus in rats, including urgent symptoms, vet testing, and...

Hydronephrosis in Rats: Swollen Kidney From Urine Back-Up

Learn signs, causes, diagnosis, treatment options, and 2026 US cost ranges for hydronephrosis in rats caused by urine...

Hymenolepis nana in Rats: Dwarf Tapeworm Infection and Human Risk

Learn how dwarf tapeworm affects pet rats, what symptoms to watch for, how vets diagnose it, and how to lower human...

Hyperthyroidism in Rats: Overactive Thyroid and Rare Hormonal Disease

Hyperthyroidism in rats is rare but serious. Learn signs, diagnosis, treatment options, and realistic vet cost ranges...

Hypertrophic Cardiomyopathy in Rats: Thickened Heart Muscle Explained

Learn the signs, diagnosis, and care options for hypertrophic cardiomyopathy in rats, including breathing changes,...

Hypothyroidism in Rats: Low Thyroid Function and When It Matters

Hypothyroidism in rats is uncommon but can affect growth, weight, and energy. Learn signs, diagnosis, treatment...

Immune-Mediated Disease in Rats: Overview of Autoimmune-Like Conditions

Learn how autoimmune-like disease may affect pet rats, including symptoms, diagnosis, treatment options, and when to...

Immune-Mediated Polyarthritis in Rats: Joint Inflammation and Mobility Problems

Learn signs, diagnosis, treatment options, and cost ranges for immune-mediated polyarthritis in rats causing joint...

Inhaled Toxin Exposure in Rats: Smoke, Fumes, and Aerosol Dangers

Rats are highly sensitive to smoke, fumes, and aerosols. Learn urgent warning signs, diagnosis, prevention, and...

Interstitial Nephritis in Rats: Kidney Inflammation and Long-Term Damage

Interstitial nephritis in rats can cause thirst, weight loss, and kidney damage. Learn symptoms, diagnosis, treatment...

Keratitis in Rats: Corneal Inflammation, Cloudy Eyes, and Pain

Keratitis in rats can cause cloudy eyes, squinting, and pain. Learn signs, causes, vet care options, prevention, and...

Kilham Rat Virus in Rats: Parvovirus Effects on Colonies and Breeding

Kilham rat virus is a rat parvovirus that can spread silently through colonies and disrupt breeding. Learn symptoms,...

Klebsiella Infection in Rats: Serious Respiratory Infection Warning Signs

Klebsiella infection in rats can cause fast-moving respiratory illness. Learn warning signs, diagnosis, prevention, and...

Lens Luxation in Rats: Dislocated Lens, Pain, and Vision Problems

Lens luxation in rats can cause eye pain, cloudiness, and vision loss. Learn symptoms, causes, diagnosis, treatment...

Leukemia in Rats: Blood Cancer Signs, Diagnosis, and Outlook

Learn the signs of leukemia in rats, how your vet diagnoses blood cancer, expected cost ranges, treatment options, and...

Lice in Rats: Itching, Hair Loss, and Parasite Treatment

Rat lice can cause itching, hair loss, scabs, and anemia. Learn symptoms, diagnosis, treatment options, prevention, and...

Lipoma in Rats: Fatty Tumors, Diagnosis, and When to Worry

Lipomas in rats are usually benign fatty tumors, but any new lump needs a vet exam. Learn symptoms, diagnosis,...

Lung Abscess in Rats: Advanced Respiratory Infection Warning Signs

See your vet immediately if your rat has labored breathing, weight loss, or crackly lungs. Learn lung abscess signs,...

Lymphoma in Rats: Signs of Lymph Node and Internal Cancers

Learn the signs of lymphoma in rats, how your vet diagnoses it, treatment options, and realistic 2026 US cost ranges...

Malocclusion in Rats: Genetic and Developmental Tooth Alignment Problems

Learn signs, causes, diagnosis, and treatment options for malocclusion in rats, including tooth trims, extraction...

Mammary Adenocarcinoma in Rats: Malignant Mammary Cancer Signs and Care

Learn the signs of mammary adenocarcinoma in rats, how your vet diagnoses it, treatment options, and realistic 2026 US...

Mammary Fibroadenoma in Rats: Signs, Treatment, and Prognosis

Mammary fibroadenoma in rats often causes a movable lump under the skin. Learn signs, diagnosis, treatment options,...

Megacolon in Rats: Genetic Aganglionic Megacolon Signs and Outlook

Megacolon in rats can cause bloating, poor stool output, and failure to thrive. Learn warning signs, diagnosis, care...

Microphthalmia in Rats: Small Eye Congenital Defect Explained

Learn what microphthalmia in rats means, signs to watch for, how your vet diagnoses it, and care options if a rat is...

Mites and Lice in Rats: Symptoms, Treatment, and Prevention

Learn how to spot mites and lice in pet rats, what symptoms matter, treatment options, prevention steps, and when to...

Mites in Rats: Common External Parasites, Symptoms, and Treatment

Rat mites can cause itching, scabs, and hair loss. Learn common signs, diagnosis, treatment options, prevention, and...

Mycoplasmosis in Rats: Symptoms, Treatment, and Long-Term Care

Learn the signs of mycoplasmosis in rats, how your vet diagnoses it, treatment options, typical cost ranges, and ways...

Nephrotic Syndrome in Rats: Severe Protein Loss From Kidney Disease

Nephrotic syndrome in rats causes severe protein loss, swelling, and kidney decline. Learn symptoms, diagnosis, care...

Neurologic Tumors in Rats: Brain and Nerve Tumor Signs

Learn the warning signs of neurologic tumors in rats, how your vet diagnoses them, treatment options, and when sudden...

Osteoarthritis in Rats: Joint Pain, Stiffness, and Hind Limb Weakness

Learn the signs, causes, diagnosis, treatment options, and prevention tips for osteoarthritis in rats, including...

Osteomyelitis in Rats: Bone Infection After Injury or Surgery

Bone infection in rats can follow wounds or surgery. Learn symptoms, diagnosis, treatment options, prevention, and when...

Osteosarcoma in Rats: Bone Cancer Signs and Prognosis

Learn the signs of osteosarcoma in rats, how your vet diagnoses bone cancer, treatment options, prognosis, and...

Osteosarcoma in Rats: Bone Cancer Signs, Pain, and Prognosis

Learn osteosarcoma signs in rats, how bone cancer is diagnosed, pain concerns, prognosis, and treatment options with...

Ovarian Cysts in Rats: Signs, Hormonal Effects, and Treatment

Learn the signs of ovarian cysts in rats, possible hormone-related changes, diagnosis, treatment options, and when to...

Paraphimosis in Rats: Penis Stuck Out in Male Rats

Paraphimosis in rats is an emergency. Learn signs, causes, vet diagnosis, treatment options, prevention tips, and...

Pasteurella Infection in Rats: Respiratory Symptoms and Vet Treatment

Learn signs of Pasteurella-related respiratory disease in rats, how your vet diagnoses it, treatment options,...

Pericardial Effusion in Rats: Fluid Around the Heart and Breathing Problems

Pericardial effusion in rats can cause fast breathing, weakness, and collapse. Learn signs, diagnosis, treatment...

Peripheral Nerve Sheath Tumors in Rats

Peripheral nerve sheath tumors in rats can cause lumps, pain, weakness, and mobility changes. Learn symptoms,...

Peripheral Neuropathy in Rats: Weakness, Knuckling, and Nerve Damage

Peripheral neuropathy in rats can cause weakness, knuckling, and falls. Learn signs, causes, diagnosis, treatment...

Pinworms in Rats: Symptoms, Diagnosis, and Treatment

Learn how pinworms affect pet rats, including symptoms, diagnosis, treatment options, prevention steps, and typical...

Pituitary Tumor in Rats: Symptoms, Progression, and Treatment Options

Learn the signs of pituitary tumor in rats, how symptoms progress, what diagnosis involves, and treatment options with...

Pituitary Tumors in Rats: Neurologic Signs, Treatment, and Quality of Life

Pituitary tumors in rats can cause weakness, poor coordination, and trouble eating. Learn signs, treatment options,...

Pleural Effusion in Rats: Fluid Around the Lungs and Emergency Breathing Signs

Pleural effusion in rats is an emergency. Learn breathing signs, common causes, diagnosis steps, treatment options, and...

Pneumonia in Rats: Infectious Causes, Symptoms, and When It’s an Emergency

Pneumonia in rats can turn critical fast. Learn infectious causes, warning signs, emergency symptoms, diagnosis,...

Pneumonia in Rats: Symptoms, Emergency Signs & Treatment

Pneumonia in rats can turn serious fast. Learn the symptoms, emergency warning signs, diagnosis, treatment options, and...

Pulmonary Edema in Rats: Fluid in the Lungs From Heart or Lung Disease

Pulmonary edema in rats is an emergency. Learn signs, causes, diagnosis, treatment options, and realistic 2026 US vet...

Pyoderma in Rats: Bacterial Skin Infection, Crusts, and Hair Loss

Pyoderma in rats can cause crusts, sores, and hair loss. Learn symptoms, causes, diagnosis, treatment options,...

Pyometra in Rats: Uterine Infection Emergency Signs and Treatment

Pyometra in rats is a life-threatening uterine infection. Learn emergency signs, diagnosis, treatment options,...

Rat Bloat and Abdominal Distension: When a Rat's Belly Looks Swollen

A swollen rat belly can signal gas, blockage, infection, fluid, or tumors. Learn urgent signs, diagnosis, treatment...

Rat Cholangiohepatitis: Bile Duct and Liver Inflammation in Rats

Learn the signs, causes, diagnosis, treatment options, and prevention of cholangiohepatitis in pet rats, including when...

Rat Constipation: Trouble Passing Stool in Pet Rats

Rat constipation can signal dehydration, pain, poor diet, or blockage. Learn symptoms, vet care options, prevention,...

Rat Coronavirus Infection: Signs, Spread, and Home Isolation Tips

Rat coronavirus in pet rats can spread fast. Learn the signs, how isolation helps, when to see your vet, and realistic...

Rat Diarrhea: Causes of Loose Stool in Pet Rats

Rat diarrhea can turn serious fast. Learn common causes, warning signs, diagnosis, prevention, and treatment options...

Rat Enteritis and Enterocolitis: Intestinal Inflammation in Pet Rats

Rat enteritis and enterocolitis can cause diarrhea, dehydration, and weight loss. Learn symptoms, causes, vet care...

Rat Fecal Impaction: Severe Stool Backup and Rectal Blockage

Rat fecal impaction is an emergency. Learn warning signs, causes, diagnosis, treatment options, and realistic 2026 US...

Rat Gastric Stasis: Delayed Stomach Emptying in Pet Rats

Rat gastric stasis can cause appetite loss, fewer droppings, pain, and dehydration. Learn symptoms, diagnosis,...

Rat Gastrointestinal Obstruction: Intestinal Blockage in Pet Rats

See your vet immediately if your rat stops eating, passes fewer droppings, or seems painful. Learn signs, causes,...

Rat Gastrointestinal Stasis: Slow Gut Motility and Digestive Shutdown

Rat gastrointestinal stasis can turn serious fast. Learn symptoms, causes, diagnosis, prevention, and treatment options...

Rat Gingivitis and Periodontal Disease: Gum Infection in Pet Rats

Learn signs, causes, diagnosis, treatment options, and prevention for gingivitis and periodontal disease in pet rats,...

Rat Hepatic Encephalopathy: Neurologic Signs Caused by Liver Failure

Rat hepatic encephalopathy can cause wobbliness, behavior changes, seizures, and collapse. Learn signs, diagnosis,...

Rat Hepatic Lipidosis: Fatty Liver Disease in Pet Rats

Learn signs, causes, diagnosis, prevention, and treatment options for fatty liver disease in pet rats, including when...

Rat Hepatitis: Liver Inflammation and Hepatic Disease in Pet Rats

Rat hepatitis can cause appetite loss, weight loss, and lethargy in pet rats. Learn symptoms, causes, diagnosis,...

Rat Hepatomegaly: Enlarged Liver in Pet Rats

Learn signs, causes, diagnosis, prevention, and treatment options for enlarged liver in pet rats, plus when to see your...

Rat Jaundice: Yellow Skin, Eyes, or Mucous Membranes From Liver Disease

Rat jaundice is an emergency sign of liver or blood disease. Learn symptoms, causes, diagnosis, treatment options, and...

Rat Liver Failure: Signs of Advanced Hepatic Disease in Pet Rats

Rat liver failure can cause weight loss, weakness, jaundice, and neurologic changes. Learn warning signs, diagnosis,...

Rat Liver Tumors: Hepatic Neoplasia and Liver Masses in Pet Rats

Learn signs, diagnosis, treatment options, and cost ranges for liver tumors in pet rats, including when to see your vet...

Rat Malocclusion: Overgrown and Misaligned Teeth in Pet Rats

Rat malocclusion can cause overgrown teeth, pain, weight loss, and mouth injury. Learn symptoms, vet care options,...

Rat Megacolon: Causes, Signs, and Care for Enlarged Colon in Rats

Rat megacolon can cause bloating, poor stool output, pain, and weight loss. Learn causes, warning signs, diagnosis,...

Rat Molar Dental Disease: Hidden Back Tooth Problems in Pet Rats

Rat molar dental disease can cause pain, drooling, weight loss, and trouble eating. Learn symptoms, diagnosis,...

Rat Mycoplasmosis (Mycoplasma pulmonis): Symptoms, Treatment & Prognosis

Learn rat mycoplasmosis symptoms, diagnosis, treatment options, cost ranges, and prognosis so you know when to see your...

Rat Oral Abscess: Mouth and Tooth Root Abscesses in Pet Rats

Rat oral abscesses can cause swelling, pain, drooling, and weight loss. Learn signs, diagnosis, treatment options, and...

Rat Oral Trauma: Mouth Injuries From Teeth Overgrowth or Accidents

Rat mouth injuries can happen from overgrown teeth or accidents. Learn symptoms, diagnosis, prevention, and treatment...

Rat Oral Tumors: Mouth Growths and Oral Masses in Pet Rats

Learn signs, diagnosis, treatment options, and cost ranges for oral tumors in pet rats, including when mouth masses...

Rat Parvovirus Infection: What Pet Rat Owners Need to Know

Learn how rat parvovirus spreads, common signs, diagnosis, prevention, and realistic vet cost ranges for pet rats in...

Rat Rectal Prolapse: Tissue Protruding From the Anus in Pet Rats

Rat rectal prolapse is an emergency. Learn symptoms, causes, diagnosis, treatment options, and realistic 2026 vet cost...

Rat Salivary Gland Infection or Swelling: Oral and Jaw Gland Problems

Rat jaw or neck swelling can signal salivary gland disease, abscess, or viral illness. Learn symptoms, diagnosis,...

Rat Stomatitis: Mouth Inflammation and Oral Pain in Pet Rats

Rat stomatitis can cause drooling, bad breath, and painful eating. Learn symptoms, causes, diagnosis, treatment...

Rat Toxic Hepatopathy: Liver Injury From Drugs, Plants, or Toxins

Rat toxic hepatopathy can cause sudden liver injury after toxin, plant, or drug exposure. Learn symptoms, diagnosis,...

Red Tears in Rats: Porphyrin, Stress, Illness, and Eye Problems

Red tears in rats are usually porphyrin, not blood. Learn causes, warning signs, diagnosis, treatment options, and when...

Renal Cysts in Rats: Kidney Cyst Findings, Risks and Monitoring

Learn what kidney cyst findings in pet rats can mean, which signs need prompt veterinary care, and how vets monitor...

Renal Failure in Rats: Signs of Kidney Failure and When It’s an Emergency

Learn the signs of kidney failure in rats, when it becomes an emergency, how your vet diagnoses it, and realistic...

Restrictive Cardiomyopathy in Rats: Stiff Heart Disease and CHF Risk

Learn signs, diagnosis, treatment options, and cost range for restrictive cardiomyopathy in rats, a stiff-heart disease...

Rhabdomyosarcoma in Rats: Skeletal Muscle Cancer

Learn the signs, diagnosis, treatment options, and expected cost range for rhabdomyosarcoma in rats, a rare but...

Ringtail in Rats: Tail Constriction, Dry Skin, and Humidity Problems

Learn how low humidity and dry skin can cause ringtail in rats, what symptoms to watch for, treatment options, and how...

Ringtail in Rats: Tail Constriction, Low Humidity, and Prevention

Ringtail in rats is linked to low humidity, heat, and drafts. Learn symptoms, vet care options, cost ranges, and how to...

Ringworm in Rats: Fungal Skin Infection Signs, Treatment, and Human Risk

Ringworm in rats can cause hair loss, flaky skin, and human spread. Learn signs, diagnosis, treatment options,...

Ringworm in Rats: Skin Fungus Signs, Treatment, and Zoonotic Risk

Learn the signs of ringworm in rats, how your vet diagnoses and treats it, typical 2026 US cost ranges, and how to...

Rodenticide Poisoning in Rats: What to Do if a Pet Rat Eats Rat Poison

Pet rat ate rat poison? Learn emergency signs, treatment options, diagnosis, prevention, and realistic 2026 US...

Salmonellosis in Rats: Bacterial Intestinal Infection and Human Safety

Learn signs, diagnosis, treatment options, prevention, and human safety tips for salmonellosis in pet rats, including...

Sarcoma in Rats: Soft Tissue Cancer and What Rat Owners Should Know

Learn how sarcoma in rats may look, how your vet diagnoses it, treatment options, and realistic 2026 US cost ranges for...

Sarcoptic Mange in Rats: Severe Mite Infestation and Skin Damage

Learn how severe mite infestations affect pet rats, including itching, scabs, diagnosis, treatment options, prevention,...

Seborrheic Dermatitis in Rats: Greasy Skin, Scaling, and Itching

Greasy fur, dandruff, or itching in rats can point to seborrheic dermatitis, mites, or infection. Learn symptoms,...

Seizures in Rats: Causes, First Aid, and When to See a Vet

Learn seizure causes, first aid, warning signs, diagnosis, and treatment options for pet rats, plus when urgent...

Sendai Virus in Rats: Contagious Respiratory Disease Symptoms and Care

Learn Sendai virus symptoms in rats, how it spreads, when to see your vet, diagnosis options, prevention steps, and...

Sendai Virus in Rats: Viral Respiratory Disease Signs and Risks

Learn the signs, spread, diagnosis, and prevention of Sendai virus in pet rats, plus when breathing changes mean your...

Seoul Virus in Rats: Zoonotic Risk, Testing, and Safe Handling

Learn how Seoul virus spreads in pet rats, why most rats look normal, how testing works, and how to handle cages safely...

Sialodacryoadenitis in Rats: Coronavirus Infection Symptoms and Recovery

Learn the signs of sialodacryoadenitis in rats, how rat coronavirus spreads, when to see your vet, treatment options,...

Sialodacryoadenitis in Rats: Red Tears, Eye Swelling, and Corneal Damage

Learn the signs of sialodacryoadenitis in rats, including red tears, eye swelling, and corneal injury, plus diagnosis,...

Sialodacryoadenitis Virus in Rats: Respiratory and Upper Airway Disease

Sialodacryoadenitis virus in rats can cause sneezing, red tears, eye irritation, and swollen salivary glands. Learn...

Skin Abscesses in Rats: Lumps, Pus, and When to See a Vet

Learn how to spot skin abscesses in rats, what causes lumps and pus, when to see your vet, and realistic 2026 US...

Soft Tissue Sarcoma in Rats: Muscle and Connective Tissue Tumors

Soft tissue sarcoma in rats can look like a fast-growing lump. Learn symptoms, diagnosis, treatment options, and...

Spinal Cord Injury in Rats: Signs After Falls or Trauma

See your vet immediately if your rat is weak, dragging legs, or painful after a fall or trauma. Learn signs, diagnosis,...

Spinal Osteoarthritis and Spondylosis in Rats

Learn signs, causes, diagnosis, and treatment options for spinal osteoarthritis and spondylosis in rats, plus realistic...

Spinal Stenosis and Nerve Root Compression in Rats

Learn signs, causes, diagnosis, and care options for spinal stenosis and nerve root compression in rats, including hind...

Sprains, Strains, and Bruises in Rats: What Limping Can Mean

Rat limping can mean a sprain, strain, bruise, or fracture. Learn symptoms, vet care options, prevention tips, and...

Squamous Cell Carcinoma in Rats: Skin and Facial Cancer Signs

Learn the signs of squamous cell carcinoma in rats, how your vet diagnoses it, treatment options, and when a skin or...

Staph Infection in Rats: Skin Sores, Abscesses, and Treatment

Learn signs of staph infection in rats, including sores and abscesses, plus diagnosis, treatment options, prevention...

Streptococcus pneumoniae Infection in Rats: Pneumonia and Severe Illness

See your vet immediately if your rat has breathing trouble. Learn symptoms, diagnosis, prevention, and treatment...

Streptococcus pneumoniae Infection in Rats: Respiratory Risks and Care

Learn signs, diagnosis, treatment options, prevention, and typical US cost ranges for Streptococcus pneumoniae...

Stroke in Rats: Signs of Sudden Paralysis, Head Tilt, or Weakness

Stroke in rats can cause sudden weakness, head tilt, or one-sided paralysis. Learn urgent signs, likely causes,...

Tail Injuries in Rats: De-gloving, Breaks, and Emergency Care

Rat tail injuries can turn serious fast. Learn signs of de-gloving, breaks, bleeding, first aid, vet care options, and...

Tapeworms in Rats: Internal Parasites, Risks, and Treatment

Learn how tapeworms affect pet rats, common symptoms, diagnosis, treatment options, prevention steps, and when to see...

Testicular Interstitial Cell Adenoma in Rats: Testicular Tumor Signs in Male Rats

Learn the signs, diagnosis, treatment options, and typical cost range for testicular interstitial cell adenoma in male...

Toxic Plant Poisoning in Rats: Common Houseplants and Garden Risks

Toxic plant poisoning in rats can cause drooling, diarrhea, breathing trouble, or collapse. Learn urgent signs, common...

Tremors in Rats: Neurologic Causes of Shaking and Twitching

Rat tremors can signal stress, toxins, low blood sugar, or brain disease. Learn symptoms, diagnosis, treatment options,...

Trichomonads in Rats: Intestinal Protozoa and When They Matter

Trichomonads in rats are often harmless gut protozoa, but stress or illness can tip the balance. Learn symptoms,...

Tropical Rat Mite Infestation in Rats: Bites, Itching, and Zoonotic Concerns

Tropical rat mites can cause itching, scabs, hair loss, and human bites. Learn symptoms, diagnosis, prevention, and...

Tyzzer's Disease in Rats: Clostridial Enteropathy and Sudden GI Illness

Tyzzer's disease in rats can cause sudden diarrhea, lethargy, and death. Learn signs, causes, diagnosis, prevention,...

Tyzzer’s Disease in Rats: Clostridial Infection in Young and Stressed Rats

Tyzzer’s disease in rats is a fast-moving bacterial illness linked to stress and contaminated feces. Learn symptoms,...

Ulcerative Dermatitis in Rats: Scabs, Open Sores, and Self-Trauma

Ulcerative dermatitis in rats can cause scabs, open sores, and self-trauma. Learn symptoms, causes, vet care options,...

Upper Respiratory Infection in Rats: Sneezing, Porphyrin & Nasal Signs

Rat sneezing, porphyrin, or nasal discharge can signal a respiratory infection. Learn symptoms, causes, vet care...

Uterine Prolapse in Rats: Emergency Signs and What to Do

Uterine prolapse in rats is a true emergency. Learn the warning signs, likely causes, treatment options, and what to do...

Uterine Tumors in Rats: Signs of Reproductive Cancer in Female Rats

Female rats with uterine tumors may show vaginal bleeding, belly swelling, and lethargy. Learn signs, diagnosis,...

Uveitis in Rats: Painful Eye Inflammation and Vision Risk

Uveitis in rats can cause eye pain, cloudiness, and vision loss. Learn symptoms, causes, diagnosis, treatment options,...

Vaginal Prolapse in Rats: Causes, Emergencies, and Care

Vaginal prolapse in rats is an emergency. Learn the signs, likely causes, diagnosis, treatment options, and typical US...

Vaginal Sarcoma in Rats: Vaginal Masses, Prolapse Differentials, and Care

Learn how vaginal masses in rats are evaluated, how prolapse differs from tumors, when urgent care is needed, and what...

Valvular Heart Disease in Rats: Leaky Heart Valves and Heart Failure Risk

Learn signs, diagnosis, treatment options, and cost ranges for valvular heart disease in rats, including when breathing...

Vestibular Disease in Rats: Balance Problems, Rolling, and Head Tilt

Vestibular disease in rats can cause head tilt, rolling, and loss of balance. Learn causes, symptoms, diagnosis,...

Zymbal's Gland Tumor in Rats: Ear-Base Cancer Signs and Prognosis

Learn the signs, diagnosis, treatment options, cost range, and prognosis for Zymbal's gland tumors in rats—an ear-base...

Medical Disclaimer

The information provided on this page is for general informational and educational purposes only and is not intended as a substitute for professional veterinary advice, diagnosis, or treatment. This content is not a diagnostic tool. Symptoms described may indicate multiple conditions, and only a licensed veterinarian can provide an accurate diagnosis after examining your animal. Never disregard professional veterinary advice or delay seeking it because of something you have read on this website. Always seek the guidance of a qualified, licensed veterinarian with any questions you may have regarding your pet’s health or a medical condition. Use of this website does not create a veterinarian-client-patient relationship (VCPR) between you and SpectrumCare or any veterinary professional. If you believe your pet may have a medical emergency, contact your veterinarian or local emergency animal hospital immediately.