Definition of Surgery, cataract
Surgery, cataract: Removal of the clouded (cataractous) lens in its entirety via surgery and replacement of the lens with an intraocular lens (IOL) made of plastic. A typical cataract operation takes about an hour, requires local anesthesia only, and usually does not require hospitalization.
Last Editorial Review: 7/1/2016
Back to MedTerms online medical dictionary A-Z List
Need help identifying pills and medications?