Quote:
Originally Posted by kjc  Many things can cause hair color change. Thyroid imbalances, skin wounds, including vaccines, sun damage, the dog itself if he is biting or scratching the area. Most changes are temporary, but it could take a few months for the hair color to restore itself. Happens to well bred dogs too! Might want to have your vet give him/her a good going over and maybe do some bloodwork just to rule out anything going on medically.  |
i agree hypothyroid was my first thought due to where it is located as well as lumbar and tail are usually affected although my dd lost all the hair on her neck
Hypothyroidism in Dogs http://www.peteducation.com/article....2+2097&aid=449
make sure when they do blood draw it is a 6 panel thyroid to be a full panel
dd was 3 when she was diagnosed with it