Methods Clinical data including history, symptom, physical signs and CT/MRI imaging were examined and analyzed. Hie specimens were stained by HE, Luxol fast blue(Lib), Bodian, CD68 and glial fibrillary acidic protein(GFAP) for pathologic examination.

• 方法 分析经术后病理证实的14例临床资料，包括病史、发病情况、临床症状、体征、手术中肉眼所见，影像学包括CT/MRI表现，病理包括HE染色，Luxol fast blue（Lfb）髓鞘染色，Bodian神经纤维染色，还进行了CD68，胶质纤维酸性蛋白（GFAP）及神经丝蛋白（NF）等免疫组化染色。