回顾性分析了颞下窝入路手术治疗鼻咽血管纤维瘤的结果。共 2 0例 ,按 Fisch分级属 级 3例 , a级 4例 , b级 8例 , a级 3例 , b级 2例。术前行放射线照片、血管造影检查明确病变范围。术前超选择性肿瘤血管栓塞后 ,2 0例中 2例出现暂时性视觉障碍和 /或头痛。术后 MRI检查判断 The results of surgical treatment of nasopharyngeal angiofibroma were retrospectively analyzed. A total of 20 cases were classified according to Fisch classification in 3 cases, a in 4 cases, b in 8 cases, a in 3 cases, and b in 2 cases. Radiographs and angiograms were performed before surgery to determine the extent of the lesion. After preoperative superselective tumor vascular embolization, 2 of 20 cases had temporary vision impairment and/or headache. Postoperative MRI examination