视神经疾病165例病因分析

Etiological analysis of 165 cases of optic neuropathy

目的探察视神经病变病因。方法对同仁眼科中心神经眼科2005年1月至12月门诊随机统计165例视神经疾病患者。结果眶颅外伤最多见，占18％，其次为Lebet视神经萎缩（LHON）占14．5％，颅内占位性病变占10％，前部缺血眭视神经病变（AION）占9％，新生儿缺血缺氧脑病占8％。结论国人视神经病变仍以眶颅外伤、颅内占位及前部缺血性视神经病变多见，感染性少见，LHON有增多趋势，儿童最常见为新生儿缺血缺氧脑病。

Objective To explore the causes of optic neuropathy.Methods One hundred and sixty-five cases of optic neuropathy were analysed in TongRen Eye Center from.Jan to Dec 2005.Results The main cause of optic neuropathy were orbit-cranial trauma （ 18% ）, followed by Leber hereditary optic neuropathy （LHON, 14.5 % ）.Intracranial occupational diseases （IOD, 10% ）, anterior ischemic optic neuropathy （AION, 9 % ）.Neonatal ischemic encephalopathy （HIE, 8 % ）.Conclusion Trauma, IOD and AION are the most common causes of optic neuropathy in China, infection caused optic neuropathy is rare.LHON turned to increasing, HIE is the most common optic neuropathy in children.