The News-Gazette: Pet Talk | When skin infections keep coming back: Pyoderma in dogs and cats Pet Talk | When skin infections keep coming back: Pyoderma in dogs and cats MSN: Pyoderma in dogs: Symptoms, causes, and how to treat this skin Infection If you notice your dog has skin lesions, is scratching more than usual, or has a bad odor, they might be dealing with a condition called pyoderma, one of the most common skin diseases in canines. This ... Pyoderma in dogs: Symptoms, causes, and how to treat this skin Infection