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.
The clogging problem occurs further inside the drainage canals, similar to a clogged pipe below the drain in a sink. Most people have no symptoms and no early warning signs. If open-angle glaucoma is not diagnosed and treated, it can cause a gradual loss of vision. This type of glaucoma develops slowly and sometimes without noticeable sight loss for many years. It usually responds well to medication, especially if caught early and treated.