西方人玻璃体大出血最常由增殖性糖尿病性视网膜病引起。
Massive vitreous hemorrhage in occidental eyes is most commonly a consequence of proliferative diabetic retinopathy.
目的：观察分析玻璃体切割联合激光治疗增殖性糖尿病性视网膜病变的疗效及充填材料选择。
Objective:To explore the effect and the filling material of vitrectomy combining with laser on the treatment of PDR.
目的探讨增殖型糖尿病视网膜病变（PDR）行玻璃体手术后，虹膜红变（INV）发生的危险因素。
Objective To analyse the risk factors of the postoperative iris neovascularization(INV) of proliferative diabetic retinopathy(PDR) patients treated by vitreoretinal surgeries.
外伤或增殖性糖尿病视网膜症引起玻璃体的牵引，进而将视网膜拉开成裂孔也是常见的原因。
Trauma or proliferative diabetic retinopathy cause of the vitreous traction, then will be opened into retinal hole is also common reasons.
手术失败的主要原因是视网膜脱离和黄斑病变。结论：玻璃体切除术是治疗增殖性糖尿病视网膜病变的有效方法。
The main reasons for the failure of operation were retinal detachment and maculopathy. · CONCLUSION: These results demonstrated that vitrectomy is generally an effective procedure in treating PDR.
手术失败的主要原因是视网膜脱离和黄斑病变。结论：玻璃体切除术是治疗增殖性糖尿病视网膜病变的有效方法。
The main reasons for the failure of operation were retinal detachment and maculopathy. · CONCLUSION: These results demonstrated that vitrectomy is generally an effective procedure in treating PDR.
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