what causes droopy eye in mastiff dogs
Ectropion is a common condition of dogs where the lower eyelids droop or roll out. It can affect one or both eyes. It is often inherited and has a strong tendency to occur in dogs with loose droopy skin. St. Bernards, Great Danes, Bloodhounds, Bullmastiffs, Newfoundlands, among others, are predisposed to ectropion1.