前列腺癌(prostate cancer,PCa)在中老年男性中是仅次于肺癌的高发肿瘤,随着人口老龄化的趋势,发病率在逐渐增高。因其症状隐蔽,各种检查方法特异性有限,尤其对具手术价值的早期包膜内癌灶的早期发现和诊断难度较大。对前列腺癌的早期诊断及其分期一直是影像学近年来探讨的重点 Prostate cancer (PCa) is the second most common cancer of lung cancer in middle-aged and elderly men. With the aging of population, the incidence of PCa gradually increases. Because of its hidden symptoms, the specificity of various examination methods is limited, especially for the early detection and diagnosis of early-stage intra-capsular lesions with surgical value. The early diagnosis of prostate cancer and its staging has been the focus of imaging in recent years