Does a 50-year-old patient with parents in their 90s, no family history of cancer, and no bowel problems need a colonoscopy? —Joseph R. Arulandu, MD, La Porte, Ind. The screening recommendations from ...
WHAT ARE THE MAJOR risk factors for colorectal cancer? Most people don't need to worry about colorectal cancer until around age 50; only 5 to 7 percent of cases occur in persons under 50. But about 75 ...