Fig. 4

A Postoperative voiding cystourethrogram shows small sinus tract posterior to urethra (arrows), but no fistula to rectum. B Postoperative T2-weighted MRI shows resection of the cystic structure. Linear structure posterior to prostate corresponds to sinus tract on cystourethrogram (red arrow at superior border, blue arrow at most distal border). No residual abscess was seen