. American quarterly of roentgenology . ic methodhas been too exclusively employed in the study of the duodenumheretofore. 3.—By the method of serial Roentgen plates devised by Cole,where the proper technique is employed to bring out the duode-num,—especially the lateral view,—we are able positively to state 198 American Quarterly of Roentgenology. t wliellier the duodennm is anatomically normal or pathological. ] \\y this method we cannot ahvays distinguish between the effects j of adhesions or cicatrix, when both are due to old duodenal ulcer, i We can, however, distinguish between adhesions
. American quarterly of roentgenology . ic methodhas been too exclusively employed in the study of the duodenumheretofore. 3.—By the method of serial Roentgen plates devised by Cole,where the proper technique is employed to bring out the duode-num,—especially the lateral view,—we are able positively to state 198 American Quarterly of Roentgenology. t wliellier the duodennm is anatomically normal or pathological. ] \\y this method we cannot ahvays distinguish between the effects j of adhesions or cicatrix, when both are due to old duodenal ulcer, i We can, however, distinguish between adhesions due to duodenal > ulcer and those due to s^all-bladder disease. i 4.—P))- this method we can be more positive of the diagnosis i of duodenal ulcer than we can be of most gastric conditions, as tlie ])ossibilities of error are not so numerous. ^i 5.—A negative result with the above-mentioned technique and method is as satisfactory as a positive one, as it effectively , rules out the presence of surgical duodenal ulcer. I. Fig. 1. Normal first portion of the duodenum, or Bulbus Duodeni.
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