Curbside Consultation in GI Cancer for the Gastroenterologist: 49 Clinical Questions

Douglas G. Adler, MD

Question 42: What Is The Best Surveillance Regimen For Patients Following Colon Cancer Resection? (continued)

David Chu, MD; Douglas G. Adler, MD, FACG, AGAF, FASGE

Colorectal cancer recurrence following curative surgical resection is a major concern. Tumor may manifest as local recurrence or via the formation of new, metachronous tumors. Despite current colorectal cancer treatment regimens, the overall recurrence rate remains significant (16% to 33%).1-3 Local recurrence occurs significantly more often in rectal cancers than in colon cancers, and outcomes for both are generally improved with surgery (5-year survival rate 47.7%) compared to without (10.3%).1 The rate of anastomotic recurrence is low and is usually associated with advanced…