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.
Both men and women should be screened for colon cancer, starting at age 50. In some cases screening may begin earlier, for example, if you have a family history of colorectal cancer. How often you are screened depends on a number of factors.For colonoscopies, the interim between tests is usually 10 years.he frequency of colon cancer screenings depends on your risk and the type of screening you receive. Tests for blood in the stool should be done annually, whereas virtual colonoscopies and barium dye/x-ray views only need to be done every five years. A traditional colonoscopy should be done every 10 years.