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Why is my boxer's neck lump growing so fast? What should I do?

Updated On September 23rd, 2025

Pet's info: Dog | Boxer | Male | unneutered | 1 year and 4 months old | 85 lbs

Hoping to find out what my boxer has on his back neck. Started out being a pimple but now size of quarter in a week.

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1 Answer

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Answered By Jenna Beyer, DVM, MBA, cVMA

Veterinarian, Certified Veterinary Acupuncturist

Published on September 9th, 2018

It's not anything I can tell you from a picture. I would recommend that you have Max examined by a vet. The vet will look at it and may take a sample with a needle for examination under a microscope. It could be infection, skin disease, parasitic, or even a small tumor.

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