Pre-operative Staging of Primary Rectal Cancer

This clinical practice guideline provides recommendations on optimal staging investigations for patients with newly diagnosed primary cancer of the rectum. Diagnostic procedures are reviewed including digital rectal examination (DRE), rigid proctoscopy, total colonoscopy, Intraluminal Endoscopic Ultrasound (EUS), Magnetic Resonance Imaging (MRI), Computed Tomography (CT) , and Fluorodeoxyglucose Positron Emission Tomography (FDG-PET)/CT Scanning. Outcomes of interest include test sensitivity and specificity.