Contrary to its moniker, ringworm is actually a fungal infection that can affect the nails, skin and hair of dogs and other animals. According to the Merck Veterinary Manual, dermatophytosis (or ...

Question: I was watching the evening news on television a few days ago and someone from the Humane Society was talking about crusty circular round lesions on a dog being ringworm. That is exactly what ...

Dear Dr. Fox: My 8-year-old female cat was diagnosed with ringworm eight months ago. My vet treated her with what I believe was griseofulvin for three months. During that time, she grew worse. She has ...