少脂肪肾血管平滑肌脂肪瘤与肾癌的不同影像

CHINESE IMAGING JOURNAL OF INTEGRATED TRADITIONAL AND WESTERN MEDICINE(2010)

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Abstract
肾血管平滑肌脂肪瘤(renal angiomyolipomas, RAML)又称肾错构瘤,病理上由平滑肌、脂肪细胞和异常血管混合组成,影像诊断依据主要为肿瘤内发现脂肪成分.常用诊断方法有超声、CT、MRI等.肿瘤内脂肪成分比例低于20%时,影像上不易显示脂肪,易误诊为肾癌.本文对病理证实的少脂肪RAML与肾癌的影像学表现进行回顾性分析,报告如下.
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