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Why does my cat have a new red and white bump on her swollen lip?

Updated On September 23rd, 2025

Pet's info: Cat | Mixed Breed | Female | unspayed

My cat has a swollen lower lip it looks like a small red and white bump she’s never had it I barley noticed it today

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1 Answer

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Answered By Dr. Elizabeth

Veterinarian

Published on November 17th, 2017

Marshy likely either has an infection or an autoimmune condition called a 'rodent ulcer.' Cancer could look like this but is less likely. I would recommend to take her in for an exam. The doctor will prescribe medication based on the exam and history. I hope this helps with your baby!

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