Do Adenomatous Polyps of the Colon Become Malignant?

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Abstract
OF all the problems currently facing the surgeon and pathologist, none is more controversial than the pathogenesis and proper treatment of adenomatous polyps of the colon. Until a few years ago the concept that a large proportion of carcinomas of the colon arise from adenomatous polyps was virtually unchallenged. Recently, however, several studies have cast doubt on the reliability of this postulate. To illustrate the diametrically opposite views on this subject, Dockerty1 believes that all adenomatous polyps eventually become malignant, whereas Spratt, Ackerman and Moyer2 state that there is no definite evidence that adenomatous polyps are ever transformed into infiltrating, . . .