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乳腺疾病的MRI、CT与钼靶X线的对比研究 被引量:1

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摘要 目的研究乳腺疾病的MRI、CT与钼靶诊断和鉴别的临床的价值。方法对100例健康体检中采用钼靶摄像发现有异常35例,均采用MRI、CT进行平扫加增强。比较增强前后病灶的形态特征、强化速率和峰值出现时间、时间-信号强度及密度的曲线结果分析。结果异常35例,可疑肿瘤13例,增生及炎症22例。恶性肿瘤形态呈不规则分叶状肿块,边缘有毛刺及钙化,MRI信号不均,T1WI多呈低信号,T2WI为高低混杂信号。良性病灶表现肿块密度均匀,光滑锐利;T1WI多为等低信号,T2WI为稍高或高亮信号。结论钼靶有利于早期发现乳腺疾病,MRI、CT增强可提高乳腺疾病诊断特异性和检出率。
作者 姜兵 王玉芹
出处 《中国医药指南》 2010年第33期126-127,共2页 Guide of China Medicine
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