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Application of LAVA multi-phase dynamic enhanced technique combined with DWI in evaluating prostate lesions

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Author:
No author available
Journal Title:
Academic Journal of Second Military Medical University
Issue:
9
DOI:
10.3724/SP.J.1008.2012.01011
Key Word:
肝脏快速容积采集;多时相增强;扩散加权成像;前列腺肿瘤

Abstract: 目的 探讨磁共振肝脏快速容积采集(LAVA)多时相动态增强技术结合扩散加权成像(DWI)在评价前列腺病变性质上的应用.方法 67例经组织病理学及随访证实的前列腺疾病患者,其中前列腺癌(PCa) 19例,前列腺良性病变(BPH)48例,行LAVA多时相动态增强及DWI扫描,测量并计算其表观扩散系数(ADC)值,经2名有经验的医师进行双盲阅片,比较T-SI曲线及其结合ADC值对PCa、BPH的定性诊断准确率.结果 T-SI曲线对PCa、BPH的定性诊断准确率分别为57.9%、72.9%,T-SI曲线结合ADC值对PCa、BPH的定性诊断准确率分别为73.7%、87.5%.结论 LAVA多时相动态增强技术结合ADC值对前列腺良恶性病变的鉴别具有重要应用价值.

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