25 January 2026
: Case report 
Gastroduodenal Intussusception With Gastric Outlet Obstruction and Periampullary Compression Due to a Gastrointestinal Stromal Tumor in the Stomach
Unusual clinical course, Challenging differential diagnosis, Management of emergency care, Clinical situation which can not be reproduced for ethical reasons
Soumyadip Sain
ABDEF 1, Vidit A. Dholakia BDEF 1*, Suvendu Sekhar Jena ACEF 1, Amitabh Yadav F 1, Samiran Nundy EF 1
DOI: 10.12659/AJCR.950627
Am J Case Rep 2026; 27:e950627
Figure 3 (A) Triple-phase computed tomography of the abdomen showing a large, well-defined, heterogeneously enhancing lesion along the anterior wall of the pyloric antrum, measuring approximately 41×28×40 mm, with a focal contrast blush in the arterial phase that increases in the portal venous phase (white arrow). (B) Heterogeneously enhancing lesion arising from the pylorus and protruding into the duodenum (large arrow), with a prominent common bile duct.