Originally Posted by wolflady
I agree with MajesticCollies, in that it could possibly be a fatty tumor. It appears that your Jen is part lab? Labs are very prone to tumors and fatty tumors, so it would be the best idea to have a vet examine it and possibly do a biopsy to make sure that it's benign.
Fatty tumors are benign, but they can grow fairly large which can be quite uncomfortable for the dog. We had a dog come into my hosptial that had one the size of a watermelon!!! :eek:
Paw-sitive thoughts are on the way that you get this checked out and it is indeed benign.
**hugs**