Non-randomized study of robot-assisted perineal reconstruction with rectus abdominis muscle flap in patients operated with abdominoperineal resection for irradiated locally advanced rectal or anal cancer. Operative time, complications, wound healing, pre- and postoperatively abdominal wall strength and patient related outcomes including sexual health will be registered.
patients with rectal or anal cancer
scheduled for robot-assisted abdominoperineal resection
reconstruction of pelvic floor and/or vagina with rectus abdominis muscle flap
patients not eligible for robot-assisted procedure
rectus abdominis muscle not available for harvest
the expected wound defect is not suitable for reconstruction with rectus abdominis muscle flap