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1 病例报告患者男,58岁,左腰闷痛伴乏力于1997年6月4日入院.一般情况良好,肾区无叩击痛,尿常规、肾功能检查正常.B超:左肾外形增大,内前方见10cm×9.7cm中低回声团块影,边缘不整.静脉肾盂造影见左肾区软组织肿物,边界不清,注入造影剂显示左肾下盏、肾盂受压向下移位,左肾中上极肾盏未显影.临床诊断:左肾肿瘤.于1997年6月10日行左肾切除术.术中所见:肾外形增大,肾上极可见一10cm×9.0cm×6.8cm的瘤体.肾脏被压变形并与周围组织严重粘连.病理大体所见:肾近球形(18cm×16cm×14cm大小)表面凸凹不平,切面可见肾皮质受压变薄,皮髓界线不清,肾上极见实性灰白色肿块(9.2cm×9.0cm×6.0cm大小),与周围肾组织界线不清,切面示质松软.光镜:肿瘤细胞弥漫排列,,细胞大小较一致.胞浆少量呈嗜伊红染色,核为
1 case report Male, 58 years old, left lumbago with fatigue in hospital on June 4, 1997. Generally good, no perineal perineal pain, urinary routine examination, normal renal function. See large and medium anterior 10cm × 9.7cm in the low echo mass shadow, the edge of the lesion.Pyrenal angiography see soft tissue mass in the left kidney area, the border is unclear, injection of contrast agent shows the lower left kidney, renal pelvis pressure down , The left kidney in the renal calyx is not developed.Clinical diagnosis: left kidney tumor .In June 10, 1997 underwent left nephrectomy .Operation showed: increased kidney shape, the kidney can be seen a very 10cm × 9.0cm × 6.8cm of the tumor.The kidney was pressured deformation and serious adhesions with the surrounding tissue.General pathology seen: nearly spherical surface of the kidney (18cm × 16cm × 14cm size) uneven surface, showing the renal cortical compression thinning, the cutaneous line Unclear, renal extremely grayish mass (9.2cm × 9.0cm × 6.0cm size), unclear border with the surrounding renal tissue, section quality is soft. Light microscopy: tumor cells diffuse arrangement, the cell size more consistent. A small amount of cytoplasm eosin staining, nuclear