Fig. 13From: MRI for assessment of anal fistulaPatient with abscess behind the root of the scrotum. Axial STIR (a) and T1-weighted with contrast-enhancement (b) show an abscess (white arrows) with central cavity. The extension of the inflammation seems larger on contrast-enhanced images compared with STIR (hatched arrows). Also note the nonuniform fat saturation on b compared with a (small dotted arrows)Back to article page