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 25–48 of 99 articles found

🐹Guinea Pig HealthJun 16, 2026

Conjunctivitis in Guinea Pigs: Signs, Causes & Treatment

Guinea pig conjunctivitis can result from bacterial infection, vitamin C deficiency, dental root abscess, or Chlamydia caviae. A weeping eye not clearing i

🐹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 HealthJun 14, 2026

Guinea Pig Mites: Seizure-Like Itching, Ivermectin Treatment & What to Expect

Mange mites in guinea pigs cause violent seizure-like itching episodes. Learn to spot Trixacarus caviae, ivermectin dosing options, and when it's an emergency.

🐹Guinea Pig HealthJun 14, 2026

🩺Chronic & Systemic

Guinea Pig Adrenal Disease: Signs, Diagnosis & Treatment

Guinea pig adrenal disease causes symmetrical hair loss, skin darkening, and hormonal imbalance. Learn signs, diagnosis, treatment costs, and prognosis.

🐹Guinea Pig HealthJun 14, 2026

Blood in Guinea Pig Urine: Bladder Stones, UTI & Uterine Disease Explained

Blood in guinea pig urine signals bladder stones, UTI, or uterine disease — not harmless pigment. Learn when to go to the ER and how to prevent calcium stones.

🐹Guinea Pig HealthJun 14, 2026

Guinea Pig Vitamin E Deficiency: Signs & Prevention

Vitamin E deficiency causes muscle weakness and stiff gait in guinea pigs. Learn signs, dietary causes, treatment, and how to prevent white muscle disease.

🐹Guinea Pig HealthJun 13, 2026

🍽️Eating & Drinking

Guinea Pig Vitamin C: Best Foods & Signs of Deficiency

Guinea pigs can't make vitamin C and develop scurvy in weeks without it. Learn the best food sources, supplement options, and signs of deficiency.

🐹Guinea Pig HealthJun 12, 2026

Guinea Pig Dental Malocclusion: Signs, Treatment & Costs

Molar spurs and malocclusion cause weight loss in guinea pigs. Learn signs, why sedation is needed for diagnosis, and how often teeth are trimmed.

🐹Guinea Pig HealthJun 11, 2026

Guinea Pig Ovarian Cysts: Symptoms & Treatment

Guinea pig ovarian cysts cause hair loss and a swollen belly. Learn the symptoms, why spaying helps, treatment, and costs.

🐹Guinea Pig HealthJun 11, 2026

Guinea Pig Bumblefoot (Pododermatitis): Signs & Care

Guinea pig bumblefoot is a painful footpad infection. Learn the signs, causes, treatment, prevention, and costs.

🐹Guinea Pig HealthJun 10, 2026

Guinea Pig Pregnancy Toxemia: Signs & Emergency Care

Guinea pig pregnancy toxemia is a fast, often fatal late-pregnancy crisis. Learn the warning signs, emergency care, and prevention.

🐹Guinea Pig HealthJun 9, 2026

🚽Urinary

Guinea Pig Bladder Stones: Signs, Pain & Treatment

Urinary stones cause blood in urine, straining, and crying in guinea pigs. Learn why diet causes them, surgery costs, and long-term prevention.

🐹Guinea Pig HealthJun 9, 2026

Guinea Pig Vitamin C Deficiency: Signs & Prevention

Guinea pigs cannot make vitamin C and develop scurvy within weeks of deficiency. Learn signs, treatment, and how daily bell pepper prevents this.

🐹Guinea Pig HealthJun 8, 2026

Guinea Pig Molar Spurs: Drooling, Appetite Loss & Dental Pain

Guinea pig molar spurs cause drooling, weight loss, and food dropping. Diagnosis requires sedated oral exam. Regular dental burring manages this lifelong c

🐹Guinea Pig HealthJun 8, 2026

Guinea Pig Salmonellosis: Signs, Treatment & Zoonosis Risk

Salmonellosis causes rapid, severe illness in guinea pigs — lethargy, bloody diarrhea, and high mortality. It is also transmissible to humans. Exotic vet e

🐹Guinea Pig HealthJun 7, 2026

Guinea Pig Bladder Stones: Symptoms and Treatment

Guinea pig bladder stones cause straining, bloody urine, and pain. Learn symptoms, why calcium diet matters, and when surgical removal is needed.

🐹Guinea Pig HealthJun 6, 2026

Guinea Pig Mange: Trixacarus Caviae Signs and Treatment

Trixacarus caviae mange in guinea pigs causes extreme pruritus, seizure-like scratching, and hair loss. It is fatal if untreated — see a vet immediately.

🐹Guinea Pig HealthJun 6, 2026

Guinea Pig Lymphoma: Lumps, Weight Loss, and What to Do

Lymphoma in guinea pigs causes firm lymph node lumps, weight loss, and lethargy. Mediastinal forms cause breathing difficulty. Diagnosis needs a biopsy.

🐹Guinea Pig HealthJun 5, 2026

👁️Eyes & Ears

Guinea Pig Pea Eye: That Swelling Under the Eye

Pea eye is a usually harmless bulge under a guinea pig's lower eyelid. Learn how to tell it from a serious eye problem and when it actually needs a vet.

🐹Guinea Pig HealthJun 5, 2026

Guinea Pig Satin Syndrome: Why Shiny Coats Carry Risk

Satin guinea pigs are prone to osteodystrophy, a painful bone disease. Learn the warning signs, the coat link, and how to keep them comfortable.

🐹Guinea Pig HealthJun 4, 2026

🦴Mobility

Guinea Pig Arthritis Care: Pain Relief, Bedding, Weight

Guinea pig osteoarthritis quietly steals popcorning and mobility by age 3 to 4. Meloxicam, soft bedding, and weight control bring most pigs back.

🐹Guinea Pig HealthJun 4, 2026

👁️Eyes & Ears

Guinea Pig Ear Mites: Symptoms, Treatment, Cross-Species Risk

Guinea pig ear mites cause head shaking, brown ear debris, and scratching. Ivermectin clears most cases; rabbit and cat housemates need treating too.

🐹Guinea Pig HealthJun 3, 2026

🩺Chronic & Systemic

Guinea Pig Mammary Tumors: Signs, Surgery, and What to Expect

Mammary tumors affect male and female guinea pigs. Here's how to spot them early and why surgery while the lump is small matters so much.