Medical Definition of amaurosis fugax
: temporary partial or complete loss of sight in one eye that is typically caused by an abrupt reduction in blood flow (ischemia) to an eye <The occurrence of amaurosis fugax should raise the suspicion of disease in the internal carotid artery, especially when the patient is a man over 40 years old with a bruit below the angle of the jaw.—Jean-Claude Gautier, The New England Journal of Medicine, 5 Aug. 1993>
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