ParticipantsElizabeth B. Maddox, Madison, WI (Presenter) Nothing to Disclose
Vincenzo K. Wong, MD, Houston, TX (Abstract Co-Author) Nothing to Disclose
David H. Kim, MD, Middleton, WI (Abstract Co-Author) Co-founder, VirtuoCTC, LLC; Shareholder, Cellectar Biosciences, Inc; Shareholder, Elucent Medical;
Elise Lawson, MD, Madison, WI (Abstract Co-Author) Nothing to Disclose
Lori Mankowski Gettle, MD , Madison, WI (Abstract Co-Author) Nothing to Disclose
lmankowskigettle@uwhealth.org
TEACHING POINTS1. Explain an MRI protocol optimized for rectal cancer staging 2. Understand the TNM staging of rectal cancer 3. Identify important pelvic anatomic landmarks 4. Understand the surgical implications of rectal tumor location and staging 5. Recognize MRI appearance of different grades of primary tumor 6. Understand common pitfalls of rectal cancer MRI
TABLE OF CONTENTS/OUTLINE- MRI protocol for rectal cancer staging - TNM staging system for rectal cancer T1 and T2 are confined to the bowel wall T3 extends beyond muscularis propria T4 invades other pelvic organs or structures - Anatomic landmarks for rectal cancer staging Muscularis propria Mesorectal fascia Peritoneal reflection Anal canal - Tumor location Low rectal tumors Mid - high rectal tumors - Surgical implications of rectal cancer staging Abdominoperineal resection (APR) Low anterior resection (LAR) - Rectal cancer cases - Common pitfalls of rectal cancer MRI