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一、材料与方法1.病例来源与随访 :5例消化道神经鞘瘤源自四川大学华西医院病理科 1995～ 2 0 0 0年 5月共 116例消化道间叶源性肿瘤存档切片中 ,经免疫组织化学确诊。 5例随访时间为36～ 72个月 ,平均为 48个月。2 .组织学观察 :记录肿瘤有无包膜 ;瘤细胞形态、排列特点、核有
First, the material and methods 1 case source and follow-up: 5 cases of Gastrointestinal schwannoma originating from West China Hospital of Sichuan University Department of Pathology 1995 ~ 2000 in a total of 116 cases of gastrointestinal mesenchymal tumor in the archive, Confirmed by immunohistochemistry. Five patients were followed up for 36 to 72 months, with an average of 48 months. Histological observation: record the presence or absence of tumor capsule; tumor cell morphology, arrangement characteristics, nuclear