. The American journal of roentgenology, radium therapy and nuclear medicine . ts usually are having symptoms. The third group consists of casesshowing advanced secondary inflam-matory changes, such as pericolitis,tumor, obstruction, etc. (). These shadows represent the barium-filleddiverticula. They may be seen anywherethroughout the entire colon from the cecumto the rectum. Any portion of the circumfer-ence of the gut may be affected. As thesediverticula have a tendency to retain thebarium, as mentioned before, the best time Group i.—Occasionally in thecourse of the routine gastroi
. The American journal of roentgenology, radium therapy and nuclear medicine . ts usually are having symptoms. The third group consists of casesshowing advanced secondary inflam-matory changes, such as pericolitis,tumor, obstruction, etc. (). These shadows represent the barium-filleddiverticula. They may be seen anywherethroughout the entire colon from the cecumto the rectum. Any portion of the circumfer-ence of the gut may be affected. As thesediverticula have a tendency to retain thebarium, as mentioned before, the best time Group i.—Occasionally in thecourse of the routine gastrointestinalexamination, one will observe in theplate made twenty-four hours afterthe meal round discrete shadows ofthe same density as the barium-filledcolon, but usually distinct from it. The shad-ows vary in size from that of a pinhead to adime or larger. They are circular in outlineand are in close proximity to the intestinalwall. Under the fluoroscopic screen theyseem to be a part of or intimately connectedwith the wall, yet distinctly outside thelumen of the Fig. 20. Diverticula with Advanced InflammatoryChanges. Plates taken following the barium enema. In-filtration of intestinal wall from A to B. One large diver-ticulum at C. Symptoms of obstruction. Operation showed achronic inflammatory mass. Class III. to observe them is thirty-six to forty-eighthours after the meal, at which time the lu-men of the intestine is free of the bariumand the round discrete shadows of thebarium in the diverticula stand out shadows, varying in number, maybe seen anywhere along the course of thecolon, the most likely site being the descend- 50s 5o6 The Roentgen Ray in Diverticulitis of the Colon ing colon and sigmoid. In some of the ex-treme cases the diverticula appear very much like a string of beads. The diverticula classified in this firstgroup are frequently not associated with
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