Retrorectal tumors: A challenge for the surgeons

Figure 1  A patient presented with complaints of recurrent fistula, which was ultimately diagnosed as epidermoid cyst.

Figure 2  Intraoperative image of the epidermoid cyst.

Figure 3 Flow diagram for the management of retrorectal tumors. MRI: Magnetic resonance imaging; GIST: Gastrointestinal stromal tumor; TRUS: Transrectal ultrasonography.

Figure 4  Sagittal and axial magnetic resonance images showing a cystic teratoma localized in the retrorectal area.

Figure 5  Sagittal and axial magnetic resonance images taken after resectioning the cystic teratoma shown in Figure 4.

Figure 6  Perineal approach via parasagittal incision in a patient with a tail-gut cyst.

Figure 7  Perineal approach via parasagittal incision in a patient with an epidermoid cyst.

Figure 8  Perineal approach via parasagittal incision in a patient with a teratoma.