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目的探讨肾周脂肪肉瘤的外科治疗方法。方法总结分析2000-2006年间收治的28例肾周脂肪肉瘤病人经手术治疗的临床资料。结果肾周脂肪肉瘤临床主要表现为进行性增大的腹部包块与消化道症状;起源于右肾周17例,左肾周11例。28例全部行手术切除。联合患侧肾脏切除19例,结肠部分切除10例,小肠部分切除8例,胃部分切除2例,脾切除2例,部分膈肌切除、胸腔闭式引流5例。平均输血1870mL。结论手术切除是目前治疗肾周脂肪肉瘤惟一有效的方法,根治性手术必须包括肿瘤、肾脏和肾周脂肪囊在内的整块切除。
Objective To investigate the surgical treatment of perirenal liposarcoma. Methods The clinical data of 28 patients with perirenal liposarcoma treated during 2000-2006 were analyzed retrospectively. Results The main clinical manifestations of perirenal liposarcoma were progressive increase of abdominal mass and gastrointestinal symptoms; originated in the right kidney of 17 cases, 11 cases of left kidney. All 28 cases underwent surgical resection. Nineteen cases of combined ipsilateral nephrectomy, partial resection of the colon in 10 cases, partial resection of the small intestine in 8 cases, partial resection of the stomach in 2 cases, splenectomy in 2 cases, partial resection of the diaphragm and closed thoracic drainage in 5 cases. The average blood transfusion 1870mL. Conclusions Surgical resection is the only effective method for the treatment of perirenal liposarcoma. Radical surgery must include the resection of tumor, kidney and perirenal fat capsule.