30 Small Bowel Diverticula and Pseudodiverticula

CLINICAL IMAGAGINGAN ATLAS OF DIFFERENTIAL DAIGNOSIS

EISENBERG

DR. Muhammad Bin Zulfiqar PGR-FCPS III SIMS/SHL

• Fig GI 30-1 Giant duodenal ulcer. There is little change in the appearance of the rigid-walled cavity (arrows) in air-contrast (A) and barium-filled (B) views.37

• Fig GI 30-2 Halo sign (arrow) of intraluminal duodenal diverticulum.38

• Fig GI 30-3 Jejunal diverticulosis.

• Fig GI 30-4 Pseudodiverticula in Crohn's disease.

Fig GI 30-5 Meckel's diverticulum (arrow) with a small diverticulum (area of increased density) arising from it.

• Fig GI 30-6 Ileal diverticula. Note that these diverticula are near the ileocecal valve, unlike Meckel's diverticula, which are situated more proximally.