Routine screening for Diagnosing colon cancer is preferred and is recommended starting at the age of 50 for all people who may be on the list of people at risk of colon cancer.
There are multiple scans like this – each has its own pros and cons. It is important to speak with the treating physician about the options available to each person in order to make a joint decision regarding which of these tests is most appropriate in the eye case.
There are several options for a colonoscopy:
Annual examination to detect occult blood in the stool
Stool DNA test – although it is unclear how long one has to wait between examination and the next
Sigmoidoscopy – once every 5 years
Double contrast enema – once every 5 years
Colonoscopy – once every 10 years
Virtual colonoscopy – once every 5 years