Vitrectomy for Diabetic Retinopathy

摘要: The indications for surgical intervention diabetic retinopathy (DR) were established during the mid1980s (Aaberg and Abrams, 1987; Blankenship, 1989; Michels, 1981; Michels et al., DRVS, 1985a,b; DVRS, 1988). As newer instrumentation evolved along with improved technique further clinical experience, these have been refined. Diabetic Retinopathy Vitrectomy Study (DRVS) is considered a reference milestone establishment of new more accurate (1985). It consisted three studies that evaluated natural course severe proliferative (PDR) effects its complications. After trials additional work in basic sciences contributed to development refined indications. Among are treating macular edema extremely important because devastating impact this complication on visual function. Consequently, outcomes DR now much better than twenty years ago. Many cases inoperable 1990s candidates intervention. For instance, patients total tractional retinal detachment rubeosis iridis (Helbig, 1996) chances achieving at least moderate improvement function (Ishida Takeuchi, 2001). result advances, vitrectomy fall into categories: clearing media opacities, complications other