cotton-wool exudate

cotton-wool exudate

Etymology: Ar, qutun + AS, wull + ME, spot
a white, fluffy-appearing lesion, an infarction of the nerve fiber layer, observed on the retina of patients with certain systemic conditions, such as diabetes, acquired immunodeficiency syndrome, hypertension, and lupus. It can also be observed in retinal infections.
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Cotton-wool exudate
References in periodicals archive ?
On fundus examination the optic discs of both eyes showed edema, indistinct margins and splinter hemorrhages extending from the disc to the periphery; intraretinal hemorrhage and cotton-wool exudates were also observed.