Meibomian Gland Cyst Dog. Pay particular attention to your dog’s eyes for any changes, however subtle. The most common of these eyelid lumps is called a meibomian gland adenoma.
The top three most common canine eyelid masses are listed below: Meibomian cysts, also known as eyelid cysts, are growths on your dog or cats eyelids. Meibomian glands secrete oily substances that help keep the tear film healthy.