If you read through the emotional word-vomit I posted a couple of weeks ago, you'll know: I accidentally adopted another stray cat. Oops. the cat was deemed healthy, was neutered, and was named Mr. Mac A. Doodle (Mac). he developed two masses under the skin on his leg that did not seem typical for an injury or for post-vaccination bumps. my wonderful vet was concerned they might be a rare form of cancer that develops at injection sites. such cancer could arise quickly most likely if feline leukemia virus was present. sometimes FeLV tests can show a false-negative. we decided to try antibiotics just in case, but the lumps got a bit larger before returning to their Continue Reading