21例肾血管平滑肌脂肪瘤的CT临床分析

目的]分析肾血管平滑肌脂肪瘤(错构瘤,AML)的CT表现,提高对常见及少见类型AML的诊断水平。方法]回顾性分析经手术及病理证实的21例AML病例的CT表现特征。结果]肿瘤以单发多见,大小不等,大多数为边界清楚或较清楚的圆形或类圆形病灶,密度不均,CT值为-119～40hu,瘤内出血3例。未见钙化,增强扫描呈多样性强化。5个部分突向肾轮廓之外的病灶中3例(60%)周围肾组织呈杯口征.所有病例均无局部侵犯和远处转移者。结论]肾血管平滑肌脂肪瘤的CT表现较有特征,可作为首选的检查方法。

CLINIC ANALYSIS OF CT IMAGES OF 21 PATIENTS WITH HEPATIC MONOTYPIC EPITHELIOID ANGIOMYOLIPOMA

Objective]To study the CT sign of AML,enhance diagnosis level to common and rare AML.Methods]Retrospective analysis was performed to the CT images of 21 cases with AML who had been pathologically proved.Results]The AML took occurs alone in common,their size was different,boundary was very clear or clear.Shape was circular or similar circular,the density was non-uniforn,CT value was at the range of 119-40HU,3 cases accompanied hemorrhage,3 cases had not seen cup signs accounted for 60%,all cases had no LO...