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Most of us assume the colonoscopy is a routine screening test we all need at age 50. However, the data is controversial and it can be argued that for people who are asymptomatic that there's no benefit when complications are considered.          

How information is presented to a patient has a lot to do with what choices they make for treatment of carotid artery lesions. When subjects were given descriptively rather than statistically, they tended to choose surgical remedies. There are many screens for arteriosclerosis that lead to more surgical business. In asymptomatic patients the carotid ultrasound...

  There are many different tests used in colon cancer screening and it is confusing to know which one is right for you. Not everyone should do the same test. There are controversies about if it is even necessary in asymptomatic people.        

  Dr. Len and Nurse Vicki discuss the pros and cons for a routine colonoscopy for colon cancer screening. In asymptomatic people without a family history of cancer, the risks of doing a colonoscopy may exceed the benefits. Bowel perforations and severe GI bleeding are complications in 1 in 200 tests. Other screening tests are reviewed too.