arcus senilis

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arcus senilis

(ˈɑːkəs sɪˈnaɪlɪs) or

arcus

n
(Pathology) an opaque circle around the cornea of the eye, often seen in elderly people
[Latin: senile bow]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.arcus senilis - a whitish deposit in the shape of an arc that is sometimes seen in the cornea
cornea - the transparent dome-shaped anterior portion of the outer covering of the eye; it covers the iris and pupil and is continuous with the sclera
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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References in periodicals archive ?
We measured WTW in the horizontal direction because there were fewer errors than vertical direction due to gerontoxon and vessels.
(75-77) In one study, corneal abnormalities eg gerontoxon (arcus senilis), limbal vascularisation, punctate keratopathy, endothelial dystrophy, recurrent corneal erosion (RCE) and ulcers were detected in up to 73.6% of patients with diabetes.
With time, there is an asymptomatic deposition of lipids concentrically to the limbus (cholesterol esters, cholesterol, and neutral glycerides), which is the most frequent age-related corneal change, known as arcus senilis or gerontoxon [7].