文章摘要

消化道神经鞘瘤临床病理特征及鉴别诊断

作者: 1赵习羽, 2雷梓, 2潘国庆, 2杨莹, 3刘燕军
1 楚雄州人民医院病理科,云南 楚雄 675000
2 昆明医科大学第一附属医院病理科,昆明 650000
3 楚雄州人民医院神经外科,云南 楚雄 675000
通讯: 雷梓 Email: 11648602@qq.com
DOI: 10.3978/j.issn.2095-6959.2018.07.011

摘要

目的:探讨消化道神经鞘瘤(gastrointestinal schwannoma,GS)的临床病理特征、诊断、鉴别 诊断及临床预后。方法:收集2007—2017年15例GS进行回顾性研究,对其组织学形态学及免 疫组织化学表型进行分析,并进行随访和复习相关文献。结果:在15例患者中,男6例,女 9例,年龄31~66(中位51)岁。常见部位为胃体。在镜下,GS由梭形细胞组成,间质见不同程度淋 巴细胞浸润,与周围组织界限清楚,多见淋巴细胞带,有的可形成淋巴滤泡。免疫组织化学普遍 表达S-100,部分病例可表达纤维胶质酸性蛋白(gial fibrillary acidic protein,GFAP)。随访12~90个 月,患者预后良好,无复发和转移。结论:GS罕见,镜下由弥漫的梭性细胞组成,在组织学形态 上与胃肠道间质瘤难以鉴别,但其在组织学表现及免疫组织化学表型上有特异性的表现。
关键词: 消化道神经鞘瘤;病理特征;鉴别诊断

Clinicopathological features and differential diagnosis of gastrointestinal schwannoma

Authors: 1ZHAO Xiyu, 2LEI Zi, 2PAN Guoqing, 2YANG Ying, 3LIU Yanjun
1 Department of Pathology, People’s Hospital of Chuxiong Yi Autonomous Prefecture, Chuxiong Yunnan 675000
2 Department of Pathology, First Affiliated Hospital of Kunming Medical Universit, Kunming 650000
3 Department of Neurosurgery, People’s Hospital of Chuxiong Yi Autonomous Prefecture, Chuxiong Yunnan 675000, China

CorrespondingAuthor: LEI Zi Email: 11648602@qq.com

DOI: 10.3978/j.issn.2095-6959.2018.07.011

Abstract

Objective: To determine the clinicopathological features, diagnosis, differential diagnosis, and clinical prognosis of gastrointestinal schwannoma. Methods: A retrospective study on 15 cases of neurilemmoma of the digestive tract was carried out. The clinical images, histopathology and immunohistochemical phenotypes were analyzed. The patients and the related literature were reviewed. Results: Among the 15 patients, there were 6 males and 9 females, aged 31–66 years old, with a median age of 51 years. Common site was the body of the stomach. The cells were composed of spindle cells, and the interstitial cells were infiltrated in different degrees. The boundaries of the surrounding tissues were clear, and the lymphocytic bands were found. Some of the lymphoid follicles could be formed. Immunohistochemistry showed all positive for S-100 and gial fibrillary acidic protein (GFAP) was be expressed in some cases. Follow-up for 12–90 months showed good prognosis, no recurrence, and metastasis. Conclusion: The schwannoma of the digestive tract is rare and is composed of diffuse spindle cells. It is difficult to distinguish between the histologic morphology and the gastrointestinal stromal tumor, but it is characterized by its histologic and immunohistochemical phenotypes.
Keywords: gastrointestinal schwannoma; pathological feature; differential diagnosis

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