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Why is my dog limping and has a lump on his back leg or thigh?

Updated On September 23rd, 2025

Pet's info: Dog | Rottweiler | Male | 9 years and 11 months old | 120 lbs

I have a 10ur old Rottweiler he weigh bout 120lbs he's been limping on his back leg thought it was his paw last few days getting worse and today I saw a lump on inside of that leg in thigh area could it be something strained or ruptured or fatty tumor

1 Answer

Most Helpful Answer

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Answered By Jenna Beyer, DVM, MBA, cVMA

Veterinarian, Certified Veterinary Acupuncturist

Published on June 21st, 2019

I would recommend that Chico get checked out by a vet. There could be lots of causes including a torn ACL, broken bone, sprained ligament, or even bone or soft tissue cancer. After a physical exam, the vet may recommend x-rays to determine what is going on.

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