肾管状囊性癌是一种特殊性的肾细胞癌类型,临床罕见。其具有独特临床病理特征,在WHO(2004年)肾肿瘤分类中尚未阐述。笔者将在浙江省人民医院进修期间收治的1例肾管状囊性癌进行报道并结合相关文献对其组织起源、病理学特点和生物学行为进行探讨。1资料与方法1.1临床资料患者男性,43岁,因体检发现左肾上极占位半月余于2012年12月4日入院。无尿频、尿急、尿痛及肉眼血尿,查体:双肾区无压痛及叩痛,双输尿管走行区无压痛,膀胱区无隆起无压痛、既往体健,入院前半月体检B超示左肾上极内侧中等偏高回声团,性质待定。腹部CT增强显示左肾上极实 Kidney tubular cystic carcinoma is a special type of renal cell carcinoma, clinically rare. It has a unique clinical and pathological features, in the WHO (2004) classification of renal tumors has not been described. I will be treated during the Zhejiang Provincial People’s Hospital 1 case of renal tubular cystic carcinoma were reported and combined with the relevant literature on its origin of the organization, pathological features and biological behavior were discussed. 1 Materials and Methods 1.1 Clinical data Male patients, 43 years old, due to physical examination found that the left kidney on the pole more than half of the remaining on December 4, 2012 admission. No urinary frequency, urinary urgency, dysuria and gross hematuria, physical examination: no renal pressure tenderness and percussion pain, ureteral walking area without tenderness, no swelling of the bladder area without tenderness, previous physical health, Median kidney medial high echo group, to be determined. Abdominal CT showed enhanced left kidney