Environmental factors dietary, colon cancer

Colon cancer occurs at a much higher rate in industrialized parts of the world such as North America and Europe, whereas the lowest rates are seen in less-developed areas, suggesting that environmental and dietary factors influence the development of colon cancer.2 In addition to these environmental factors, colon cancers are known to develop more frequently in certain families, and genetic predisposition to this cancer is well known. 

Besides age, the development of colorectal cancer appears to be caused by variety of dietary or environmental factors, comor-bid disease states, and genetic susceptibility to the disease. Table 88-1 lists well-known risk factors for developing colon cancer. Epidemiologic studies of worldwide incidence of colorectal... 

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