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Corneal ectatic disorders or corneal ectasia are a group of uncommon, noninflammatory, eye disorders characterised by bilateral thinning of the central, paracentral, or peripheral cornea. [ 1 ] Types
Collectively, these symptoms constitute corneal exhaustion syndrome, which is associated with corneal endothelium abnormalities including edema, polymegethism, irregular mosaic, and pigment deposition. Patients with corneal exhaustion syndrome suffer from compromised corneal endothelium resulting from chronic hypoxia and acidosis. These ...
Sclerocornea causes parts or all of the cornea to become cloudy. This cloudiness can be partial or complete. The more of the cornea that is affected, the worse a persons vision will be. The main area affected is the cornea, but the issue can also spread to nearby parts of the eye, like the limbus and front eye structure, such as the iris.
Corneal dystrophy is a group of rare hereditary disorders characterised by bilateral abnormal deposition of substances in the transparent front part of the eye called the cornea. [ 1 ] [ 2 ] [ 3 ] Signs and symptoms
It is a characterized by a breakdown or damage of the epithelium of the cornea in a pinpoint pattern, which can be seen with examination with a slit-lamp. Patients may present with non-specific symptoms such as red eye, tearing, foreign body sensation, photophobia and burning.
An ocular manifestation of a systemic disease is an eye condition that directly or indirectly results from a disease process in another part of the body. There are many diseases known to cause ocular or visual changes.
Peripheral Ulcerative Keratitis (PUK) is a group of destructive inflammatory diseases involving the peripheral cornea in human eyes. [1] The symptoms of PUK include pain, redness of the eyeball, photophobia, and decreased vision accompanied by distinctive signs of crescent-shaped damage of the cornea.
Epithelial basement membrane dystrophy (EBMD) is a disorder of the eye that can cause pain and dryness.EBMD, also known as map-dot-fingerprint dystrophy and Cogan microcystic epithelial dystrophy, is a corneal epithelial disease that may result in recurrent corneal erosions, irregular corneal astigmatism, and decreased vision.