Most common form of glaucoma and most common cause of irreversible blindness in
the world
Painless loss of peripheral vision that is gradual in nature. Later on, it can affect
central vision
Optic cup: disc ratio >0.5
Risk factors include age greater than 40, African-American race, and positive family
history
Mainstay of treatment is with pharmacological eye agents such as beta blockers,
carbonic anhydrase inhibitors, adrenergic agonists, hyperosmotic agents, and
prostaglandin analogues
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