Dynamic contrast-enhanced MR image of 68-year-old male patient with prostate cancer. Ktrans, Ve, initial upslope, Kep, peak enhancement, and wash-out are 0.091/s, 0.137, 30/s, 0.77/s, 350 a.u., and -1.34/s in prostate cancer (double arrows), and 0.018/s, 0.100, 19/s, 0.12/s, 150 a.u., and 0.78/s in non-cancerous tissue (arrow), respectively.