Daily Archives: November 13, 2018

Dr. Dhruvin Hirpara is a General Surgery resident at the University of Toronto

Dr. Nancy Baxter is a colorectal surgeon at St. Michael's Hospital

Dr. Fayez Quereshy  a surgical oncologist at the University Health Network.

 

Colorectal Cancer (CRC) is the second leading cause of cancer-related death amongst men, and the third leading cause of cancer-related death in women in Canada. Although screening has contributed to declining incidence in the elderly, recent epidemiological data reflect a rise in CRC among young adults. Data from the Canadian Cancer Registry suggest a steady increase in young-onset (15-49y) CRC, from 745 cases in 1969 to 1475 cases in 2010. In Ontario, the incidence of CRC has been increasing in young adults (30-49y) since 2005, from 6.17 per 100,000 to 9.08 per 100,000 for colon cancer, and 4.31 per 100,000 to 6.29 per 100,000 for rectal cancer. Evidence from other jurisdictions, including France, Australia, and the United States reflects similar trends in the rise of young-onset CRC. Why this apparent increase in CRC among younger people? We don’t yet know the cause but theories point to an interplay of several potential factors.

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