Low anterior resection (LAR) and abdominoperineal resection (APR) are two surgical procedures for managing rectal cancer, each with unique benefits and considerations. Both procedures involve removing ...

What Is a Laparoscopic Abdominoperineal Resection? It’s an operation in which a surgeon removes your anus, rectum, and sigmoid colon through small cuts in your belly. You may need this operation if ...

During laparoscopic abdominoperineal resection (APR) for low rectal cancer, it is difficult to resect the levator muscles and remove a cylindrical specimen without venturing close to the rectal wall ...

Robotic APR shows better short-term outcomes than laparoscopic APR, with lower positive resection margins and conversion rates to open surgery. Robotic APR is associated with longer operation times ...