Pea tipically appears low signal intensity in peripheral zone at T2 weighted imaging(T2WI),while the signal intensity of BPH varies according to histopathologic characters.

• MRI平扫表明Pca主要表现为T2加权像(T2WI)外周腺区出现低-等信号灶，BPH的信号改变则根据其增生组织的病理特征而不同。