目的为进一步提高神经血管减压术治疗特发性偏侧面肌痉挛的疗效.方法经乙状窦后小骨窗开颅加用内窥镜辅助显微血管减压术治疗特发性偏侧面肌痉挛35例.结果术后34例症状消失,1例症状减轻,35例随访6个月至3年半,术后面肌抽搐消失者33例,1例症状减轻,1例1年后复发.结论内窥镜可弥补手术显微镜的不足之处,减少组织损伤和判断错误,提高治疗效果.“,”Objective To improve the efficacy of idiopathic hemifacial spasm with neurovascular decompression. Methods Thirty five cases of idiopathic hemifacial spasm were treated with endoscopic neurovascalar decompression by reaching the cerebellopontine angle (CPA) through a small retrosigmoid bony window. A 30° or 70° endoscope was put on the anterior (ventral) and superior(top side) sides of distal part of facial nerve, then, its root entry zone(REZ) was ...