Inclusion Criteria:  Histologically proven locally advanced or recurrent RECTAL cancer Aged over 18 years Undergoing a multi-visceral extended pelvic resection Procedure took place within the specified timeframe (July 2016 - July 2021)  Exclusion Criteria:  Extra-pelvic/ non-resectable metastatic or peritoneal disease Palliative pelvic exenteration Insufficient patient follow-up data