In a very sad story out of Colorado Springs, CO, a much loved family cat is dying of a type of cancer called vaccine-associated sarcoma (VAS).

The kitty, named Hozart, has a large, open tumor on his back near his tail, which is exactly the spot where three “routine” vaccines were injected years ago.

The vaccinations Hozart received were for distemper, the feline leukemia virus, and rabies. Two of the three, the rabies and feline leukemia (FeLV) vaccines, are most commonly associated with injection site tumors in cats.  Read more…