I have an 11yr of American pitbull terrier I've had her since she was 5 weeks old.. She isn't spayed, ive Never bred her.. She has been With my parents for the past mnts, caring for her, while I've been on active duty,. My female gas a tumor type growth that hangs off the back of her ankle like a ball and chain.. She has a vet appt in the morning, I'm just trying to prepare myself for what it is.. Figuring out what it could be