knowyourbiomarker.org/bioma...
Fast facts:
A. Right-sided colon cancer is located in the cecum, ascending colon, hepatic flexure, or transverse colon.
B. Left-sided colorectal cancer is located in the splenic flexure, descending colon, sigmoid colon, or rectum.
C. Right-sided colon cancer and left-sided colorectal cancer can have different biomarker testing results, they can spread in the body in different ways, and the treatments that are most effective against them can be different.
D. Immunotherapy is often effective against right-sided (proximal) colon cancer.
E. Adjuvant chemotherapy (drug therapy given after the main treatment) with fluorouracil-based regimens is effective against left-sided (distal) colorectal cancer.