1投稿总则1.1性质《世界华人消化杂志（World Chinese Journal of Digestology,WCJD,online ISSN 2219-2859,DOI：10.11569）》是一份同行评议和开放获取期刊（Open Access Journal,OAJ）,创始于1993-01-15,旬刊,每月8、18和28号出版. ...1投稿总则1.1性质《世界华人消化杂志（World Chinese Journal of Digestology,WCJD,online ISSN 2219-2859,DOI：10.11569）》是一份同行评议和开放获取期刊（Open Access Journal,OAJ）,创始于1993-01-15,旬刊,每月8、18和28号出版. 《世界华人消化杂志》编辑委员会成员,由483位专家组成,分布在30个省市、自治区和特别行政区.《世界华人消化杂志》的首要任务是出版胃肠病学,肝病学,胃肠道内镜学,胃肠道外科学,胃肠道肿瘤学,胃肠道影像学。展开更多
Gastrointestinal stromal tumor(GIST)is a non-epithelial neoplasm arising from the wall of the gastrointestinal(GI)tract.It is most frequently found in the stomach(60%-70%),followed by the small intestine(20%-30%),the ...Gastrointestinal stromal tumor(GIST)is a non-epithelial neoplasm arising from the wall of the gastrointestinal(GI)tract.It is most frequently found in the stomach(60%-70%),followed by the small intestine(20%-30%),the colorectum(10%),and the esophagus(<5%).Some GISTs occur in the omentum,mesentery and retroperitoneum.GIST arising in the retroperitoneum is extremely rare,and its radiological findings have not been well described.However GISTs account for 2%-3% of all gastric tumors.GISTs are one of the most common mesenchymal tumors of the gastrointestinal tract.GIST referred to in the older medical literature as leiomyomas,leiomyoblastomas,and leiomyosarcomas because they were believed to originate from the smooth muscle layers of the wall of the gastrointestinal tract.Recently,however,immunoreactivity for KIT(CD117,a tyrosine kinase growth factor receptor)has differentiated gastrointestinal stromal tumors from true leiomyomas,leiomyosarcomas,neurofibromas,and schwannomas.In this review,we summarize the imaging findings of gastrointestinal stromal tumors and to determine whether some imaging features are useful for predicting malignancy in these tumors.展开更多
文摘1投稿总则1.1性质《世界华人消化杂志（World Chinese Journal of Digestology,WCJD,online ISSN 2219-2859,DOI：10.11569）》是一份同行评议和开放获取期刊（Open Access Journal,OAJ）,创始于1993-01-15,旬刊,每月8、18和28号出版. 《世界华人消化杂志》编辑委员会成员,由483位专家组成,分布在30个省市、自治区和特别行政区.《世界华人消化杂志》的首要任务是出版胃肠病学,肝病学,胃肠道内镜学,胃肠道外科学,胃肠道肿瘤学,胃肠道影像学。
文摘Gastrointestinal stromal tumor(GIST)is a non-epithelial neoplasm arising from the wall of the gastrointestinal(GI)tract.It is most frequently found in the stomach(60%-70%),followed by the small intestine(20%-30%),the colorectum(10%),and the esophagus(<5%).Some GISTs occur in the omentum,mesentery and retroperitoneum.GIST arising in the retroperitoneum is extremely rare,and its radiological findings have not been well described.However GISTs account for 2%-3% of all gastric tumors.GISTs are one of the most common mesenchymal tumors of the gastrointestinal tract.GIST referred to in the older medical literature as leiomyomas,leiomyoblastomas,and leiomyosarcomas because they were believed to originate from the smooth muscle layers of the wall of the gastrointestinal tract.Recently,however,immunoreactivity for KIT(CD117,a tyrosine kinase growth factor receptor)has differentiated gastrointestinal stromal tumors from true leiomyomas,leiomyosarcomas,neurofibromas,and schwannomas.In this review,we summarize the imaging findings of gastrointestinal stromal tumors and to determine whether some imaging features are useful for predicting malignancy in these tumors.
