Abstract
For the early and accurate diagnosis of benign and malignant polypoid lesions. Colonoscopy has proven effective in confirming radiographic findings and the removal of premalignant and superficially malignant lesions. When applied in accordance with appropriate guidelines, flexible fiberoptic colonoscopy should provide not only secure surveillance in those individuals at high risk, but also should reduce appreciably the morbidity and mortality of colorectal neoplasia. © The ASCRS 1979...