A discussion of any type of colon dysfunction is apt to elicit differences of opinion, especially since the lower part of the gastro-intestinal tract has not been as carefully studied as the stomach and duodenum, with the result that our information has not been so accurately summarized. In the literature, the older classifications have been clung to, but in practice they are being found unsatisfactory and not in keeping with more recent observations. The work of the roentgenologist completely changed the ideas of colon function, and it is now recognized that the majority of cases of intestinal stasis result not from atrophy but rather from undue muscular tonus secondary to abnormal nervous stimuli, this being particularly noticeable in the distal portion. Atonic changes may be observed at times in the proximal colon, as indicated by dilatation of the cecum and ascending colon.
Employment of the term colitis in describing this