All Creatures Great & Small Veterinary Hospital

Hamster Care

Small Mammal Care

Hamster Care

Hamsters are small but their health needs are real. Dr. Davis provides knowledgeable veterinary care for hamsters — including treatment of wet tail, cheek pouch problems, and the tumors that commonly affect them.

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Hamster Health Basics

Hamsters have a short lifespan of 2–3 years and can develop serious health problems quickly. They are prey animals that hide illness instinctively, which means by the time symptoms are obvious, disease may be advanced. Common health problems include wet tail (proliferative ileitis), cheek pouch impaction or eversion, dental disease, skin conditions, and tumors. Annual exams are important given their short lifespans.

Hamster Services We Provide

  • Annual wellness exams
  • Wet tail (proliferative ileitis) diagnosis and treatment
  • Cheek pouch evaluation and treatment (impaction, eversion, abscess)
  • Dental health assessment
  • Skin and fur condition evaluation
  • Tumor evaluation and treatment
  • Eye conditions (proptosis, cataracts)
  • Respiratory disease diagnosis and treatment
  • Wound care
  • Husbandry and diet counseling

Wet Tail: A Hamster Emergency

Wet tail (proliferative ileitis) is a severe bacterial intestinal disease most common in young hamsters (3–8 weeks old), often triggered by stress. Signs include watery diarrhea, wet fur around the tail and hindquarters, lethargy, hunched posture, and loss of appetite. Wet tail can be fatal within 24–48 hours without treatment. If your hamster shows these signs, contact us immediately.

Cheek Pouch Problems

Hamsters use their cheek pouches to carry food, and problems can develop when food becomes impacted (stuck) or when the pouch everts (turns inside out and protrudes from the mouth). Impaction causes swelling of the face and difficulty eating. Eversion is a medical emergency requiring prompt veterinary attention. Sticky foods (candy, certain fruits) should be avoided as they contribute to impaction.

Frequently Asked Questions

How often should my hamster see a vet?
Annual wellness exams are recommended. Given hamsters' short lifespans of 2–3 years, a yearly exam represents a significant health checkpoint. Any hamster showing signs of illness should be seen promptly — they can decline very quickly.
What is wet tail and how serious is it?
Wet tail is a severe bacterial intestinal disease that causes profuse watery diarrhea and can be fatal within 24–48 hours without treatment. It is most common in young hamsters under stress. Signs include wet, soiled fur around the tail, lethargy, and loss of appetite. It is a medical emergency — contact us immediately if you suspect wet tail.
My hamster's cheek is swollen — what should I do?
A swollen cheek in a hamster usually indicates cheek pouch impaction (food stuck in the pouch) or an abscess. Schedule a veterinary exam promptly. Do not try to remove the impaction yourself. If the pouch is protruding from the mouth (eversion), this is an emergency requiring immediate veterinary attention.
What do hamsters eat?
A high-quality hamster block or lab block should be the primary diet, supplemented with small amounts of fresh vegetables and occasional protein (cooked egg, mealworms). Seed mixes lead to selective eating of high-fat seeds. Avoid sticky foods (candy, dried fruit) that can cause cheek pouch impaction. Fresh water should always be available.
Do Syrian and dwarf hamsters have different health needs?
Yes. Syrian (golden) hamsters are solitary and must be housed alone. Dwarf hamsters (Campbell's, Winter White, Roborovski) can sometimes be housed in same-sex pairs if introduced young. Dwarf hamsters are also prone to diabetes, which is less common in Syrians. Dr. Davis can provide species-specific guidance for your hamster.

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Our team at All Creatures Great & Small Veterinary Hospital in San Antonio is here to help. Call or text us today.

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