Pet Health Library

Vet-reviewed guides to pet symptoms and conditions — what's normal, what's not, and when to see a vet.

All (1031)🐕 Dogs (223)🐈 Cats (231)🐰 Rabbits (146)🐹 Guinea Pigs (99)🐹 Hamsters (82)🦜 Birds (87)🦎 Reptiles (37)🐾 Ferrets (43)

All topics 🚨Emergency(2)🤮Digestive(2)💨Respiratory(3)🚽Urinary(2)🌿Skin & Coat(9)🦴Mobility(3)🍽️Eating & Drinking(4)👁️Eyes & Ears(5)🩺Chronic & Systemic(7)

Showing 1–9 of 9 articles found

🐹Guinea Pig HealthJul 5, 2026

🌿Skin & Coat

Guinea Pig Ovarian Cysts: Hair Loss on the Flanks and Other Signs

Symmetrical hair loss on both flanks in a female guinea pig is often ovarian cysts. Learn the signs, the differentials, and when a vet visit is urgent.

🐹Guinea Pig HealthJun 28, 2026

🌿Skin & Coat

Guinea Pig Ringworm: Fungal Skin Infection Signs

Guinea pig ringworm causes circular hair loss and scaly skin, usually starting at the face. It spreads to humans and other pets. Learn signs and treatment.

🐹Guinea Pig HealthJun 22, 2026

🌿Skin & Coat

Guinea Pig Neck Lumps: Cervical Lymphadenitis Signs

Cervical lymphadenitis causes jaw and neck lumps in guinea pigs from a strep bacterial abscess. Learn the signs, treatment, and when to see an exotic vet.

🐹Guinea Pig HealthJun 18, 2026

🌿Skin & Coat

Guinea Pig Hair Loss: Alopecia Causes & Treatment

Guinea pig hair loss can mean mange mites, ringworm, ovarian cysts, or barbering. Each cause looks different and requires different treatment — learn how t

🐹Guinea Pig HealthJun 16, 2026

🌿Skin & Coat

Ringworm in Guinea Pigs: Fungal Skin Infection Signs

Trichophyton mentagrophytes causes ringworm-like fungal skin infections in guinea pigs — crusty hair-loss patches starting at the nose and face. It is cont

🐹Guinea Pig HealthJun 15, 2026

🌿Skin & Coat

Guinea Pig Ringworm: Signs, Treatment & Keeping Humans Safe

Guinea pig ringworm causes crusty bald patches and is contagious to humans. Learn treatment options, decontamination steps, and how long it takes to clear.

🐹Guinea Pig HealthMay 16, 2026

🌿Skin & Coat

Guinea Pig Ringworm: What Those Bald Patches Really Mean

Guinea pig ringworm causes circular bald patches, red scaly skin, and itching. It's contagious to humans. Learn symptoms, treatment, and prevention.

🐹Guinea Pig HealthMay 11, 2026

🌿Skin & Coat

Guinea Pig Hair Loss: Causes, Ringworm, and When to See a Vet

Guinea pig hair loss can be ringworm, mites, hormonal cysts, or barbering. Learn to identify each cause and when your guinea pig needs exotic vet care.

🐹Guinea Pig HealthMay 9, 2026

🌿Skin & Coat

Guinea Pig Skin Problems: Mange, Ringworm & What to Watch For

Guinea pig skin problems like mange and ringworm are common and treatable. Learn the signs of serious skin disease and when to see an exotic vet.