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目的以组织病理学结果为参照标准,回顾性评价前列腺癌活检术后出血对MR T2WI、动态增强MRI和DWI对肿瘤检出准确性的影响。方法本研究经伦理委员会同意并免除知情同意书。40例男性前列腺癌病人,年龄62～84岁(平均71岁),超声(US)引导系统下前列腺的12针活检术后
Objective To evaluate the effect of hemorrhage after biopsy of prostate cancer on the detection accuracy of MR T2WI, dynamic contrast-enhanced MRI and DWI with the histopathological results as the reference standard. Methods The study was approved by ethics committee and exempted from informed consent. Forty male prostate cancer patients, aged 62-84 years (mean, 71 years), underwent ultrasound-guided prostate biopsy