12 Gastric Outlet Obstruction

CLINICAL IMAGAGINGAN ATLAS OF DIFFERENTIAL DAIGNOSIS

EISENBERG

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

• Fig GI 12-1 Peptic ulcer disease. The mottled density of nonopaque material represents excessive overnight gastric residue.

• Fig GI 12-2 Annular constricting carcinoma of the stomach (arrow).

• Fig GI 12-3 Crohn's disease.

• Fig GI 12-4 Corrosive gastritis

• Fig GI 12-5 Acute pancreatitis. (A) Complete gastric outlet obstruction. (B) As the acute inflammatory process subsides, some barium passes through the severely spastic and narrowed second portion of the duodenum (arrows).

• Fig GI 12-6 Antral mucosal diaphragm (arrow).

• Fig GI 12-7 Duodenal duplication. Extrinsic mass indenting and partially obstructing the gastric antrum, pylorus, and duodenum. This 5-year-old boy was asymptomatic but had a palpable epigastric mass.24

• Fig GI 12-8 Organoaxial volvulus.

• Fig GI 12-9 Adult hypertrophic pyloric stenosis.