Colorectal Cancers (CRC): Risk Factors and Protective Factors: What’s Myth & What’s N

This article will specifically focus on well known and not so well known risk factors for the development of CRC and adenomas. Also, since we live in an era when substantial misinformation is apparently legally disseminated in the field of preventive medicine by various stake holders, it is appropriate to identify protective factors scientifically proven to work towards prevention of CRC and adenomas.

Colorectal cancers (CRC) are the 3rd largest cause of death in Australia after cardiovascular diseases and lung cancer. Over 3,800 patients died of CRC in Australia in 2006.

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Early diagnosis for and Prevention of Colorectal Cancer( CRC) and Polyps

We have a barrage of tests such as faecal occult blood (FOB), faecal DNA, flexible sigmoidoscopy, colonoscopy and virtual CT colonography (CTC) to address the possibility of significant colorectal neoplasia. Where do these tests fit and when should these be used individually or in combination? Before we can address this question, we need to understand the demographics of CRC.

Vast majority (65-85%) of CRC occur in people who have no family history and they are referred to as average risk category patients.

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