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胃间质瘤23例胃镜及病理分析 被引量:3

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摘要 胃肠道间质瘤(gastrointestinal stromal tumors,GIST)是起源于胃肠道的肌层间Cajal细胞(一种调节自主运动的起搏细胞)的肿瘤,瘤细胞显示KIT突变和表达KIT蛋白(CD117)及CD34,它不同于典型的平滑肌及神经源性肿瘤,是一种独立的疾病。由于病变位于黏膜下层、肌壁内或浆膜下层,常规胃镜检查对黏膜下病变难以定性,确诊有赖于病理组织学和免疫组化检查,CD117和CD34阳性在诊断上有其特殊意义。为探讨胃GIST的内镜诊断特点,现对我院23例胃GIsT患者的内镜及病理结果进行回顾性分析。
出处 《中华消化内镜杂志》 2006年第6期464-465,共2页 Chinese Journal of Digestive Endoscopy
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