OBJECTIVE To determine whether exposure to allopurinol is associated with an increased risk of cataract extraction in elderly patients. METHODS We conducted a case-control study using data from the Quebec universal health insurance program for all elderly patients. The 3677 cases were patients with a cataract extraction between 1992 and 1994. The 21,868 controls were randomly selected among p...

PURPOSE To assess the rate and risk factors for cataract formation and extraction after Descemet stripping endothelial keratoplasty (DSEK). METHODS An initial, consecutive series of 1050 primary DSEK procedures was reviewed to identify eyes that remained phakic. Only the first-treated eye of each patient was included; 60 eyes qualified. Rate and risk factors for subsequent cataract formation ...

BACKGROUND Prospective data on cataract in relation to total fruit and vegetable intake are limited. OBJECTIVE We aimed to examine whether higher fruit and vegetable intake reduces the risk of cataract and cataract extraction in a large, prospective cohort of women. DESIGN Fruit and vegetable intake was assessed at baseline in 1993 among 39 876 female health professionals with the use of a ...

SINCE Krwawicz (1961) published his cryoextractor techniques for intracapsular cataract extraction, numerous reports have appeared and several different instruments have become commercially available, so that cryosurgery is now another accepted method for removal of an opaque lens. This report presents the statistics of the use of this technique for cataract surgery in West Pakistan. Methods Th...

From April 1912 to March 1914 I performed 240 cataract extractions at the Sambhu Xath Pundit Hospital, Calcutta. In the first 140 cases, the operation was performed in the usual way. any residual soft matter or capsule being removed as far as possible with the scoop. The results though fair were not as good as they might have been, and a considerable percentage required secondary needling. Unfo...