Common Diseases of Dogs and Cats
By Janet Tobiassen Crosby, DVM, About.com Guide
Information on common diseases of dogs and cats, including infectious, immune-mediated, metabolic, parasitic and behavioral causes.
Common Canine Diseases

A library of diseases and conditions common to dogs. Find information about maintaining proper health of teeth, ears, body weight and more. Learn about canine behavior and training tips to keep your dog healthy and happy.
- Addison's Disease (Hypoadrenocorticism)
- Age-Related Conditions: Caring for Geriatric Dogs
- Anal Sacs
- Anipryl® - Help for Senior Pets?
- Auto Immune Hemolytic Anemia (AIHA)
- Be Free of Fleas!
- Canine Estrus (Heat) Cycle
- Castration (Neuter) Surgery
- Chocolate Toxicity
- Cryptorchid FAQ
- Cutaneous Histiocytoma
- Dental Disease and Dental Care
- Dermatology Diary - Journal of Two Itchy Dogs
- Dietary Indiscretion
- Drinking and Urinating Excessively
- Granulomatous Meningoencephalomyelitis (GME)
- Hemorrhagic GastroEnteritis (HGE)
- Hot Spots
- MORE Veterinary Questions & Answers
Common Feline Diseases

A library of diseases and conditions common to cats. Find information about maintaining proper health of teeth, ears, body weight and more. Learn about feline behavior problems (i.e. inappropriate urination) to keep your cat healthy and happy.
- Apathetic Hyperthyroidism
- Behavior: Feliway® Use in Cats
- Black Spots on Orange Cat Lips (Lentigo)
- Catnip - How Does it Work?
- Declawing Cats
- Dental Disease and Care
- Drooling Cat
- Estrus (Heat) Cycle in Cats
- Feline Infectious Anemia (FIA)
- Feline Stress - Tips to Keep Your Cat Calm
- Flea Control on Pet and House
- Good Grooming: A Matter of Life and Health
- Hyperthyroidism In Cats - Treatment Options
- Hyperthyroidism
- Itching, Scratching, and Hair Loss (cats and dogs)
- Lice - Can My Cat Catch It From My Kids?
- My Hyperthyroid Cat - - Treatment Plan Update
- Neuter (Castration) Surgery
- Obesity and Optimal Weight Assessment
- MORE Veterinary Questions and Answers
