【摘要】 目的:了解肾和膀胱原发性脂肪肉瘤的临床病理特点。方法:收集4例肾原发性脂肪肉瘤和1例膀胱原发性脂肪肉瘤的临床资料。组织切片做HE染色光镜观察,免疫组织化学做CKp,SMA,S100,Melanoma,vimentin,desmin标记。结果:4例肾原发性脂肪肉瘤右肾2例,左肾1例,双肾多发1例,并伴淋巴结转移。组织学分类3例为多形性脂肪肉瘤,1例为高分化脂肪肉瘤。1例膀胱原发性脂肪肉瘤为去分化脂肪肉瘤。结论:肾和膀胱原发性脂肪肉瘤是一种少见的肿瘤,其确诊靠病理。更多还原

【Abstract】 Objective: To observe the clinical and pathologic characteristics of primary liposarcoma of the kidney and bladder. Methods: Four cases of primary liposarcoma of kindney and one case of bladder were studied. Results: In 4 cases of kindney,pleomorphic was the most common subtype(3 cases),well differentiated was rare(only 1 case).The case of bladder was dedifferentianted. Conclusion: Primary liposarcoma of kidney and bladder was a rare neoplasm.The clinical diagnose is difficult.CT and MRI may be helpful,but pathology is only way for diagnose.The major treatment is operation.更多还原