Kamino K, Kato Y, Yoshino H, Sowa M, Umeyama K, Mitsuhashi T
Gan No Rinsho. 1985 Nov;31(14):1831-8.
A case of primary lymphoma of the stomach with massive hematemesis and melena who underwent emergency gastrectomy is reported. The patient was a 72-year-old woman. The tumor was 3.5 X 3.0 cm in size and occupied the posterior wall of the upper part of the gastric body. The surface of the tumor was covered with hematoma, and was there was a lack of gastric mucosa. Histological diagnosis of the tumor was primary gastric lymphoma, diffuse lymphoplasmacytic B-cell type, and monoclonal kappa-light chain was demonstrated by the immunohistochemical method. The bleeding source of the tumor tissues was a ruptured artery invading the tumor tissue in the submucosal layer of the stomach.
报告了一例原发性胃淋巴瘤患者，该患者因大量呕血和黑便接受了急诊胃切除术。患者为一名72岁女性。肿瘤大小为3.5×3.0厘米，占据胃体上部后壁。肿瘤表面覆盖有血肿，且缺乏胃黏膜。肿瘤的组织学诊断为原发性胃淋巴瘤，弥漫性淋巴浆细胞B细胞型，免疫组织化学方法显示单克隆κ轻链。肿瘤组织的出血来源是一条侵入胃黏膜下层肿瘤组织的破裂动脉。
