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My cat has a lip blister for weeks. Is it a cyst? Does she need a vet?

Updated on September 23rd, 2025

My grandmas cat has a blister on her lip, like a clear, pus filled blister. Eats and drinks just fine. My question is will it pop eventually or does she need medical attention. Shes had it for a few weeks, doesnt seem to bother her.

1 Answer

Most Helpful Answer

Dr. Melanie, BVSc MS

Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on January 27th, 2018

Given that she has had it for a couple of weeks, I would have her seen by a vet for it. It may not be a blister, it could be a cyst. The vet can determine what is causing this skin problem and how best to treat it. I would take her into the vet on Monday or Tuesday. Good luck, I hope this helps!
Vote Icon1Pet Parents found this answer helpful

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