Andi Mack is the main character of the Disney Channel television show Andi Mack. She is... Andi Mack is the main character of the Disney Channel television show Andi Mack. She is portrayed by Peyton Elizabeth Lee. A girl who is about to realize that she can define who she is, when her older sister Bex returns home with a revelation, Andi is left with many questions that jump start her self-discovery.
Open-angle glaucoma, the most common form of glaucoma, accounting for at least 90% of all glaucoma cases: 1  Is caused by the slow clogging of the drainage canals, resulting in increased eye pressure.  Has a wide and open angle between the iris and cornea.
Glaucoma is a slow-progressing disease that causes damage to the eye's optic nerve and can result in blindness. Open angle glaucoma, the most common form of the disease, affects about 3 million Americans. It is the leading cause of blindness in the United States. Since there are usually no early symptoms, half of the people with this disease don't know they have it.