normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: to investigate the reasons for p ostvitrectomy diabetic vitreous hemorrhage (pdvh), and to analyze the time of pdvh onset, the treatment of pdvh, the visual outcome of the treatment, and factors that affect visual acuity after treatment. materials and methods: overall, 292 eyes from 236 patients with proliferat...