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目的评价常规非增强超声和定量增强超声在睾丸不能触及的小病变的鉴别诊断中的精确性。材料与方法本研究方案得到了本单位学术审查委员会的批准,所有受试
Objective To evaluate the accuracy of conventional non-enhanced ultrasound and quantitative-enhanced ultrasound in the differential diagnosis of small lesions that can not be touched by testicles. Materials and Methods The research program has been approved by the academic review committee of our institute. All the subjects