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Why does my 10-year-old dog have a growing, painless cheek lump?

Updated on September 23rd, 2025

Pet's info: Dog | Mixed Breed Small (up to 22lb) | Female | spayed | 10 years old | 15 lbs

10 yr old Chihuahua/minpin...months ago found lump in cheek. Can feel it from inside and outside mouth. Doesn't seem to hurt. Getting bigger. Still hairy, looks like under skin.

1 Answer

Most Helpful Answer

Angel Alvarado, LVT

Answered By Angel Alvarado, LVT

Licensed Veterinary Technician

Published on January 30th, 2018

In a dog of Pixie's age it could be a benign fatty tumor (lipoma), local infection or inflammation or a malignant growth.
You will need to have her physically examined by your veterinarian for a definitive diagnose. A fine needle aspirate (FNA) can be done to collect samples for pathology. This may provide a diagnosis after which the appropriate treatment can be discussed with the vet.
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