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My dog has a fast-growing red-veined mass on her elbow. Is it cancer?

Updated on September 23rd, 2025

Pet's info: Dog | Mixed Breed Small (up to 22lb) | Female | spayed | 13 years and 4 months old | 20 lbs

My dog has a huge mass on her elbow it's pick with bright red veins through it. Is it cancerous? It's triple in since in 2 months

1 Answer

Most Helpful Answer

Andrea M. Brodie, DVM

Answered By Andrea M. Brodie, DVM

Veterinarian

Published on October 29th, 2018

This may be an abscess, cyst or a tumor. You should have it examined by your veterinarian as tumors should be removed ASAP,. An abscess can usually be treated with antibiotics and/or be lanced, and a cyst can be evacuated. Your vet may want to do a fine needle aspirate (he takes some material from the bump with a needle and then looks at it under the microscope) to determine whether the mass is concerning.
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