肠道恶性间皮瘤一例
Zhonghua bing li xue za zhi = Chinese journal of pathology（2019）
Abstract
患者女,53岁.无明显诱因出现右腹部阵发性隐痛十余天,门诊以"消化道出血"收入院,腹部CT示右半结肠占位性病变,符合恶性肿瘤征象.结肠镜示升结肠近回盲部巨大隆起型肿物,占据3/4肠腔;镜下观察:肿瘤与黏膜上皮界限清晰,细胞呈上皮样,弥漫性实性分布,细胞核呈卵圆形,核大深染,核质比高,核仁清晰可见,胞质红染,核分裂象多见(约15/10 HPF).免疫组织化学示Calretinin、WT‐1、D2‐40、CK5/6均阳性.诊断为结肠上皮样恶性间皮瘤.
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Key words
Malignant Pleural Mesothelioma
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