Two Easy Ways to Start Earning Rewards!
Earn 2X Pals Rewards points at Petco
when you use Petco Pay!
Updated on September 23rd, 2025
Pet's info: Dog | Mixed Breed | Female | unspayed | 4 months and 11 days old | 10 lbs
My cockapoo puppy (5months old) has a lump on the back of her leg (near elbow). It looks sore & has been weeping. She doesn't seem to be in any pain either. Do you know what this could be? I have attached pictures of the lump before it was cleaned, and after it was cleaned with salt water.
1 Answer

Answered By Daniel Fonza, DVM
Veterinarian
Published on November 5th, 2017