Figure 2. An 18-year-old man with Crohn’s disease and transsphincteric negative inflammation activity fistula accompanied by abscess. A, Axial T2-weighted image shows a perianal fistula (arrow) that exhibits high signal intensity. B, Axial diffusion weighted imaging shows high signal intensity at the fistula (arrow). C, Axial apparent diffusion coefficient mapping shows a value of 1.490 × 10-3 for the fistula.
