The aorta (/eÉªËÉËrtÉ/) is the main artery in the human body, originating from the left ventricle of the heart and extending down to the abdomen, where it splits into two smaller arteries (the common iliac arteries). The aorta distributes oxygenated blood to all parts of the body through the systemic circulation.
Men and women should have a colonoscopy at age 50. African American men and women should have their first screening at age 45. Individuals with a history of a first-degree relative (parent, sibling or child) or a personal history of colorectal cancer should be screened using a different schedule.
Having a first-degree relative (a parent, sibling or child) with colon cancer or polyps puts you at higher risk. The rule of thumb is that if any first-degree relative was diagnosed with colon cancer or polyps, you should be screened 10 years before the youngest case in the immediate family.For example, if your mother was diagnosed at age 45 with colon cancer, you should have your first screening at age 35.Recent studies are showing that family history plays a more important role than previously thought.or example: Being of African American descent is one risk factor that lowers colonoscopy age. African Americans should be screened for colon cancer at age 45 because of higher incidence of colon cancer. Having a family history of colon cancer or colon polyps.