Colorectal cancer screening: World Gastroenterology Organisation/International Digestive Cancer Alliance Practice Guidelines

Colorectal cancer (CRC) is a worldwide problem, with an annual incidence of approximately 1 million cases and an annual mortality of more than 500,000. The absolute number of cases will increase over the next two decades as a result of the aging and expansion of populations in both the developed and developing countries.South African Gastroenterology Review Vol. 6 (1) 2008: pp. 13-20