Pet Health Library

Cat Rodent Ulcer (Eosinophilic Granuloma): Causes & Treatment

Rodent ulcer is a non-painful upper-lip lesion driven by flea, food, or environmental allergy. Steroids help short term — fix the cause for lasting cure.

Cat Laryngeal Paralysis: Signs, Causes, and Tie-Back Surgery

Laryngeal paralysis in cats causes raspy breathing and voice change. Tie-back surgery is lifesaving in obstructive cases.

🌿Skin & Coat

Cat Bartonella & Cat Scratch Disease: What Owners Need to Know

Bartonella henselae lives in 30 to 40 percent of US cats and causes cat scratch disease in humans. Here's testing, treatment, and household prevention.

Cat Cuterebra Warbles: Signs, Removal, and CNS Risk

Cuterebra botfly warbles produce a lump with a breathing hole in outdoor cats. Don't crush at home — rare CNS migration can be fatal.

Cat Mediastinal Lymphoma: Signs, Diagnosis, Chemo Outcomes

Mediastinal lymphoma in cats causes labored breathing in young Siamese and Oriental breeds. Chemotherapy produces months to years of remission.

Cat Pillow Foot: Plasma Cell Pododermatitis Signs and Treatment

Pillow foot is an immune-mediated paw pad swelling in cats, often linked to FIV. Here's how doxycycline treatment works and when to biopsy.

Cat Wet FIP Signs: The Swollen Belly Treatment Now Cures

A young cat with a fluid-filled belly, persistent fever, and weight loss may have wet FIP — once fatal, now curable in most cats.

🩺Chronic & Systemic

Cat Cognitive Dysfunction: Signs of Dementia in Senior Cats

Night yowling, litter-box accidents, and staring at walls in a senior cat can be feline dementia — and most of it is treatable.

Cat Feline Acne Treatment: Why Plastic Bowls Are the Problem

Black dots and red bumps on your cat's chin are feline acne — swap plastic for ceramic and gentle cleaning resolves most mild cases.

Cat Pemphigus Foliaceus Signs: Autoimmune Crusts on the Face

Pemphigus foliaceus is the most common autoimmune skin disease in cats. Here's how to spot crusts on the face and pads and what biopsy and treatment look l

Cat Hypokalemic Polymyopathy Signs: Neck Down, Stiff Walk

Low potassium causes neck ventroflexion and stiff weakness in cats with CKD or hyperthyroidism. Here's how potassium supplementation reverses it within day

Cat Saddle Thrombus Signs: The Sudden Back-Leg Emergency

A cat suddenly dragging both back legs with cold blue paw pads is a saddle thrombus — a heart-disease emergency that needs ER care now.

Cat Flea Allergy Dermatitis: The Most Common Skin Disease

Scabs along the spine, bald belly, and overgrooming usually mean flea allergy — even on indoor cats. Here is how to stop the itch.

🩺Chronic & Systemic

Cat Renal Secondary Hyperparathyroidism: The Silent CKD Driver

Renal secondary hyperparathyroidism drives muscle loss and progression in CKD cats. Here's how IRIS phosphorus targets and binders change the trajectory.

🚨Emergency

Cat Acetaminophen Toxicity: Why One Tylenol Can Be Fatal

Cats cannot metabolize acetaminophen safely — even a single regular-strength Tylenol can be fatal. Here is what to do in the first hour after ingestion.

Cat Acromegaly Symptoms: When Diabetes Won't Stay Controlled

Feline acromegaly is a pituitary tumor that causes insulin-resistant diabetes in roughly 1 in 4 diabetic cats. Here's how to spot it early and what treatme

🤮Digestive

Cat Pancreatitis Diet: Why Low-Fat Isn't Always Right

Cat pancreatitis recovery prioritizes getting the cat to eat anything palatable, not strict fat restriction. Here is what current evidence says about felin

Cat Otitis Externa Signs: Mites, Polyps, and Ear Infections

Cat ear infections look different from dog ear infections. The top causes are ear mites, polyps, and allergic skin disease — here is what to look for at ho

Cat Uveitis Causes: Why Half of Cases Are Systemic Disease

Cat uveitis is inflammation inside the eye, and roughly half of cases have a systemic cause like FIP, toxoplasmosis, FeLV, or lymphoma. Here is what to loo

Cat Cholangitis Treatment: Antibiotics, Steroids, and Diet

Cholangitis is the most common inflammatory liver disease in cats. Neutrophilic needs antibiotics, lymphocytic needs steroids — biopsy guides treatment.

Cat Megaesophagus: Causes, Signs, and What to Do

A cat that regurgitates undigested food hours after eating may have megaesophagus — a weak esophagus that needs upright feeding and a workup.

Cat HCM Stages: Understanding Hypertrophic Cardiomyopathy

Cat HCM is staged A through D by the ACVIM consensus. Stage B2 and beyond carry a real risk of clots and heart failure — here is what each stage means.

Cat Chylothorax: Milky Fluid Around the Lungs

Chylothorax is milky lymph fluid around the lungs, often from heart disease or a mass. Labored breathing in a previously well cat is the warning.