Figure 3. A 28-year-old man (who had no related disease) with an intersphincteric negative inflammation activity fistula not accompanied by abscess. A, Axial T2-weighted image shows a perianal fistula (arrow), exhibiting high signal intensity. B, On axial diffusion weighted imaging, the fistula (arrow) exhibits high signal intensity. C, On the axial apparent diffusion coefficient map, the value of the fistula was 1.301 × 10-3.
