Pars plana lensectomy by ultrasonic fragmentation. Results of a retrospective study.

The results of a retrospective study of pars plana lensectomy by ultrasonic fragmentation are reviewed. More than 93% of the 284 eyes achieved 20/20-20/40 vision. Complications in 284 operations included retinal detachment (1.7%) and chronic macular edema (3.9%). In the last 100 operations performed, 98% of the eyes achieved 20/20-20/40 vision, with one retinal detachment, one macular hole, and no chronic cystoid macular edema.