Fig. 16From: Current imaging techniques for evaluation of fistula in ano: a reviewMR pelvis images of the case depicted in Fig. 8. a–d FS T1W DE3D axial images. e–f FS T2W coronal images (TR/TE:5050/36). The red arrow demonstrates the level of internal opening in the lateral wall of the rectum while the yellow arrows demonstrate the course of track as high signal intensityBack to article page