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Cataract


Cutaway picture of the eye showing the lens clouded by a cataract

A cataract is a partial or complete cloudiness in the lens in the eye. The lens is enclosed by the lens capsule. The cornea is the clear outer layer at the front of the eye.

ByHealthwise Staff
Primary Medical ReviewerAdam Husney, MD, MD - Family Medicine
Specialist Medical ReviewerCarol L. Karp, MD - Ophthalmology
Last RevisedAugust 24, 2011

eMedicineHealth Medical Reference from Healthwise

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