Predicting pelvic organ involvement in advanced colorectal cancer: A diagnostic accuracy study

Interventions: Group 1: Evidence of Colorectal Cancer Invasion found on CT and MRI imaging studies. Paticipants: Clinical T4 locally advanced colorectal cancer patients undergoing surgical resection Intervention: Surgical resection for curative intent Outcomes: Determine accuracy of CT and MRI imaging studies in predicting for invasion and adherence of colorectal cancer, when compared to intra-operative findings and histological results Primary outcome(s): Sensitivity and specificity of CT and MRI imaging Measured on December 2017 Study Design: Allocation: ; Masking: ; Control: ; Assignment: ; Study design purpose: diagnostic