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患儿,男性,11岁,1991年7月入院,1个多月前发现腹部有肿物,无任何不适。实验室检查:WBC7.5×10~9/L,NO.75,LO.25,Hb111g/L.肝功能正常。尿蛋白(++)。B超:在胰尾区见15.4cm×10.4cm大小,密度不均匀的回声团,边界清,考虑为胰尾区实性肿瘤。术中见肿瘤位于胰体尾部,20cm×10cm,表面结节状。术后15个月健在。病理俭查:巨检:肿物呈结节状,17cm×5cm×10cm大小,切面呈分叶状,灰白色,质粗,大部分瘤组织坏死伴液化,瘤体边界尚清,包膜不完整。镜下:瘤细胞较小,且大小较一致,成片排列,被纤维隔开,偶见腺泡状结构;胞核较圆,核膜清,染色质点状呈均匀分布,无核仁。瘤体周淋巴结内见转移
Children, male, 11 years old, admitted to hospital in July 1991, more than a month ago found a tumor in the abdomen without any discomfort. Laboratory tests: WBC7.5 × 10 ~ 9 / L, NO.75, LO.25, Hb111g / L. Liver function is normal. Urinary protein (++). B super: in the pancreatic tail see 15.4cm × 10.4cm size, uneven density of the echo group, clear boundary, considered as solid tumors of the tail area. Surgery, see the tumor in the tail of the body, 20cm × 10cm, surface nodular. After 15 months alive. Pathological inspection: Giant: tumor was nodular, 17cm × 5cm × 10cm size, section was lobulated, gray, coarse, most of the tumor necrosis with liquefaction, the tumor boundary is still clear, the capsule is incomplete . Microscope: tumor cells smaller and more consistent size, arranged in pieces, separated by fibers, occasionally acinar structure; nucleus round, clear nuclear membrane, chromatin spots were evenly distributed, without nucleolus. Metastasis within the tumor lymph nodes