Iris Atrophy in Dogs The degeneration of the iris — the colored part of the eye — is referred to as iris atrophy. This can be as a result of normal aging or, if due to a secondary type, because of chronic inflammation or high intraocular pressure, which is often associated with glaucoma.
You’ve probably seen dark brown or reddish tear stains under a dog’s eyes and wondered where they come from. Tear stains appear in certain breeds more .
Ocular melanomas, although rare, are the most common eye tumor in dogs. … you may see one or more roughly circular brown or black spots (lesions) on the .
Black dog’s head covered with Seborrhea … Bare spot dog’s back caused by Alopecia … You can spot a tick feeding on your dog with the naked eye. … Lupus is an autoimmune disorder, meaning the body’s immune system attacks its own cells .