Management of branch retinal vein occlusion with vitrectomy and arteriovenous adventitial sheathotomy, the possible role of surgical posterior vitreous detachment

To analyze the results of vitrectomy and adventitial sheathotomy in the management of branch retinal vein occlusion (BRVO). This is a nonrandomized interventional case series. Patients with BRVO with progressive decrease in visual acuity underwent surgery and were prospectively evaluated in two centers. Surgical procedure included a 3-port pars plana vitrectomy, removal of the internal limiting membrane and arteriovenous crossing sheathotomy....