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May 2, 2024 · There are three types of heterochromia: Complete heterochromia. Two differently colored eyes. This is the least common form. Sectoral (partial) heterochromia. Two colored eyes. The secondary color can cover a small part of one eye and take up two-thirds of the iris in another eye. Central heterochromia. Multicolored eyes.
May 21, 2024 · Pigment dispersion syndrome is an eye disease that occurs when pigment granules are released from the back of your iris (the colored part of the eye). The loose fragments float around in the aqueous humor (the clear fluid that fills the front part of your eye). These flakes can clog drainage canals and increase intraocular pressure (pressure in ...
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May 6, 2024 · Pigmentary glaucoma is a result of pigment dispersion syndrome. This occurs when pigment granules flake off the iris, affecting aqueous humor flow. This disruption clogs your eye’s drainage system and trabecular meshwork, leading to intraocular pressure elevation (IOP). An elevated IOP causes damage to the optic nerve and causes pigmentary ...
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May 4, 2024 · Oculocutaneous albinism is a group of rare genetic disorders characterized by a lack of pigment in the eyes and skin. The lack of sufficient melanin pigment results in light skin and abnormal eye development, which can cause significant vision problems and increase susceptibility to skin damage and skin cancers from the sun.
May 12, 2024 · Definition. Heterochromia is a condition where a person has eyes of two different colors, or variations within one or both eye. Types. Complete Heterochromia: Each eye is a completely different color; Sectoral Heterochromia: Part of one iris is a different color from its remainder; Central Heterochromia: An inner ring is a different color than ...
May 16, 2024 · Blue eyes are an inherited trait. If you have blue eyes, it means the iris part of your eyes lacks melanin, so, technically, blue eyes don't have any color. They look blue because of how light is reflected. Having blue eyes has its advantages. They lower your risk of developing cataracts, for instance.
May 2, 2024 · What is Color Blindness? Color blindness occurs when there is an issue with the retina's cone cells, which detect color. Three types of cone cells - red cones, green cones, and blue cones - identify the various wavelengths of light and transmit this data to the brain, which then processes it into the diverse color palette that most of us see.
