Glaucoma resulting in optic nerve damage and vision loss, and may be mild or severe. It can be due to an eye injury, inflammation, a tumor, or advanced cases of cataracts or diabetes. It can also be caused by certain drugs such as steroids. Treatment depends on whether it is open-angle or angle-closure glaucoma. In pseudoexfoliation glaucoma (also, "PEX", "exfoliation glaucoma") the pressure is due to the accumulation of microscopic granular protein fibers, which can block normal drainage of the aqueous humor. PEX is prevalent in Scandinavia, primarily in those over 70, and more commonly in women. Pigmentary glaucoma (also, pigmentary
Phacolytic glaucoma to as a ‘slit lamp examination’ of phacolytic glaucoma allows for specific identification of microcystic corneal edema and the presence of macrophages, white material (dotted with patches within the inside capsule of the lens) and intense flare and iridescent or hyper-refringent particles specific to phacolytic glaucoma. The time period which symptoms have been affecting the patient should be obtained as experiencing symptoms for a period longer than 5 days may result in further issues such as glaucomatous disc damage or poorer prognosis. Additionally, previous cataract or trauma surgery which have been conducted must be accounted for so that an accurate