Removal of dislocated lens material from the posterior segment.
D000293:Adolescent; D000328:Adult; D002648:Child; D005069:Evaluation Studies as Topic; D005260:Female; D006801:Humans; D007906:Lens Subluxation / Q000503:physiopathology / Q000601:surgery*; D008297:Male; D008875:Middle Aged; D014792:Visual Acuity; D014821:Vitrectomy / Q000379:methods / Q000592:standards