https://www.vetsurgeon.org/f/clinical-questions/24551/interdigital-keratin-cysts-in-weimaraner-- This dog is 18 months old and did not have these at birth. He is a weimaraner and has these in 3 interdigital spaces. He did not have them when he was a puppy. They are itchy and secondary infection is just starting. Surgical excision and histoen-USTelligent Community 10