| 目的 探讨关于严重眼外伤致无光感病例手术原则和手术方式的探讨。 方法 选择北京大学眼科中心自2004年7月～2005年1月收治的重症眼球破裂伤无光感病例12例,对其手术方式及治疗时机等进行回顾性分析,手术均为行经睫状体平坦部行闭合式玻璃体切除术及处理相应病变，并行硅油填充。 结果 术后视力：6例仍为无光感,6例为光感至0.25。术后12例患者中8例视网膜在位,眼压多数在8～33ｍｍＨｇ,经对症处理后眼压维持稳定, 结论 部分眼外伤后无光感眼经及时的玻璃体视网膜手术治疗可获得一定的视力。玻璃体切除术可改善重症眼球破裂伤的预后,挽救部分患者的视功能。
【Abstract】 objective To assess the efficacy of surgical treatment for traumatized eyes with no light perception（NLP）.Method We performed surgical treatment of vitrectomy on 12 eyes with NLP of 12 patients. Most of the patients with LP or more than LP after the operations . Results Post operatively,6 of 12 patients had visual acuities of light perception from LP to 0.2. Six remained NLP, in which one had enucleation . Conclusions The serious opacity of refractive media, the damaged or detached retina and the choroids edema are the main reasons of NLP. Some patients of NLP may get some visual acuities after surgical treatment of vitrectomy.
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