WAlphacoronavirus 1
WAutosomal dominant polycystic kidney disease
WBladder stone (animal)
WCat bite
WCat health
WCat-scratch disease
WCheyletiella
WCoccidia
WCongenital sensorineural deafness in cats
WCorneal ulcers in animals
WCowpox
WCryptococcosis
WCryptosporidiosis
WDermatophytosis
WDry eye syndrome
WEctopia lentis
WEosinophilic granuloma
WFeline acne
WFeline calicivirus
WFeline hepatic lipidosis
WFeline hyperesthesia syndrome
WFeline immunodeficiency virus
WFeline infectious peritonitis
WFeline leukemia virus
WFeline lower urinary tract disease
WFeline odontoclastic resorptive lesion
WFeline panleukopenia
WFeline viral rhinotracheitis
WFeline zoonosis
WFlea allergy dermatitis
WHistoplasmosis
WHookworm infection
WHyperthyroidism
WLuxating patella
WMastocytoma
WMethicillin-resistant Staphylococcus aureus
WMiliary dermatitis
WOtitis externa in animals
WParagonimus
WPasteurella multocida
WPasteurellosis
WPlague (disease)
WProtothecosis
WPsychogenic alopecia
WPyometra
WPyotraumatic dermatitis
WPythium insidiosum
WRabies
WRhinosporidiosis
WSporotrichosis
WThelaziasis
WToxocariasis
WToxoplasma gondii
WToxoplasmosis
WTrichophyton