Symmetry enlargement. Homogeneous low signal intensity on TIWI. The peripheral zone has normal signal intensity on T2WI-high signal intensity. Contrast-enhanced images,the prostate gland enhances homogeneously. 33 ⚫Symmetry enlargement. ⚫Homogeneous low signal intensity on T1WI. ⚫The peripheral zone has normal signal intensity on T2WI—high signal intensity. ⚫Contrast-enhanced images, the prostate gland enhances homogeneously