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摘要目的明确乳腺动态对比增强MRI计算机辅助诊断系统在辨别肿块及非肿块性病变强化方式时的合适特征及最佳分类方案。方法回顾分析280例病理证实的肿块性病变和129例病理证实的非肿块性病变的MR影像。此项研究经伦理委员会批准,且无需知情同意书。从影像学报告中
Abstract Objective To determine the appropriate characteristics and the best classification scheme of computer-aided diagnostic system for breast dynamic contrast-enhanced MRI in the differential diagnosis of lumps and non-lumps lesions. Methods Retrospective analysis of 280 cases of pathologically confirmed mass lesions and 129 pathologically confirmed non-mass lesions MR images. The study was approved by the ethics committee without the need for informed consent. From the imaging report