Many state vet associations have funds available; check with your state's licensing board for veterinarians.

Click on the link below, here are several places which may help you.

http://www.tinypamperedpets.com/serv...resources/Page


She should also contact a shih tzu rescue. I know we have bichons in hospice. She may even qualify to be the foster mom, so she wouldn't have to surrender the dog to them, exactly. And the rescue will pay the vet bills. Worth looking into!