Health library
Pet diseases, explained simply
Symptoms, causes, prevention and clear guidance on when a vet visit cannot wait.
1,699 conditions
Ophidian paramyxovirus infection (OPMV)
severeOPMV is a severe viral infection in reptiles, causing respiratory and neurological issues.
Ophidiomyces ophiodiicola infection
moderateOphidiomyces ophiodiicola is a fungal infection affecting snakes, causing skin lesions, facial swelling, and respiratory issues in pet reptiles.
Ophidiomyces ophiodiicola infection (snake fungal disease)
moderateA serious fungal infection affecting snakes, causing skin lesions, behavioral changes, and potentially fatal complications if untreated.
Ophidiomycosis
severeOphidiomycosis is a serious fungal infection affecting snakes, characterized by skin lesions and systemic illness.
Ophidiomycosis (snake fungal disease)
severeOphidiomycosis is a fungal infection in snakes caused by Ophidiomyces ophiodiicola.
Ophionyssosis
moderateOphionyssosis is a parasitic infestation by mites affecting reptiles, causing irritation and potential health issues.
Ophionyssosis (Ophionyssus mite infestation)
moderateOphionyssosis, a parasitic infestation in reptiles, causes irritation and stress. Early diagnosis and treatment are crucial.
Ophionyssosis (snake mite infestation)
moderateOphionyssosis is a common parasitic infestation in snakes caused by mites.
Ophionyssus mite infestation
moderateA parasitic infestation in reptiles caused by Ophionyssus mites, leading to skin irritation and health issues.
Ophionyssus mite infestation (Ophionyssus natricis)
moderateOphionyssus mite infestation affects reptiles, causing irritation and health issues. Prompt treatment is essential.
Ophionyssus natricis infestation
moderateOphionyssus natricis affects reptiles, causing irritation and potential health issues.
Ophionyssus natricis infestation (snake mite infestation)
moderateSnake mite infestation is a common parasitic condition in reptiles, causing irritation and potential health issues.
Oral abscess
moderatePainful infection in pets' mouths, often causing swelling and discomfort.
Oral Tumors (Dogs & Cats)
severeOral tumors are abnormal growths in the mouth affecting dogs and cats, ranging from benign to aggressive cancers requiring prompt veterinary care.
Orbital abscess
severeOrbital abscess in pets can cause swelling and pain around the eye, requiring prompt veterinary care.
Organophosphate Poisoning
criticalOrganophosphate poisoning in pets causes severe neurological symptoms and requires immediate veterinary attention.
Osteoarthritis
severeOsteoarthritis is a common joint disorder in pets causing pain and reduced mobility.
Osteoarthritis (Degenerative Joint Disease)
moderateOsteoarthritis in pets causes joint pain and stiffness. Early treatment can improve quality of life.
Osteoarthritis (Dogs & Cats)
moderateOsteoarthritis is a progressive joint disease causing pain, stiffness, and reduced mobility in dogs and cats.
Osteoarthritis in Dogs
moderateOsteoarthritis in dogs is a common, painful condition characterized by joint degeneration and stiffness.
Osteoarthritis in Reptiles
mildOsteoarthritis in reptiles leads to joint pain and stiffness, affecting mobility and quality of life.
Osteochondritis Dissecans
moderateOsteochondritis Dissecans (OCD) is a joint condition where cartilage and underlying bone separate, causing pain and lameness in pets.
Osteochondritis Dissecans (OCD)
moderateOsteochondritis Dissecans (OCD) is a joint condition affecting dogs and horses, leading to lameness and discomfort.
Osteomalacia
moderateOsteomalacia leads to soft bones in pets due to vitamin D deficiency, causing pain and weakness.