The Increasing Incidence of Young-Onset Colorectal Cancer: A Call to Action  Dennis J. Ahnen, MD, Sally W. Wade, MPH, Whitney F. Jones, MD, Randa Sifri, MD, Jose Mendoza Silveiras, MD, Jasmine Greenamyer, MPH, Stephanie Guiffre, MPA, Jennifer Axilbund, MS, Andrew Spiegel, JD, Y. Nancy You, MD, MHSc  Mayo Clinic Proceedings  Volume 89, Issue 2, Pages 216-224 (February 2014) DOI: 10.1016/j.mayocp.2013.09.006 Copyright © 2014 Mayo Foundation for Medical Education and Research Terms and Conditions

Figure 1 Surveillance, Epidemiology, and End Results age-adjusted colorectal cancer incidence per 100,000 individuals in those younger than 50 years (A) and those 50 years or older (B). Mayo Clinic Proceedings 2014 89, 216-224DOI: (10.1016/j.mayocp.2013.09.006) Copyright © 2014 Mayo Foundation for Medical Education and Research Terms and Conditions

Figure 2 Surveillance, Epidemiology, and End Results age-adjusted incidence per 100,000 individuals by age and year for colorectal cancer (A), colon cancer (B), and rectal cancer (C). Mayo Clinic Proceedings 2014 89, 216-224DOI: (10.1016/j.mayocp.2013.09.006) Copyright © 2014 Mayo Foundation for Medical Education and Research Terms and Conditions