Diagnosis: GIST

Findings: Large filling defect with irregular margins seen on this upper GI series on fluoroscopy.

Key Points and Discussion: On upper GI series, any filling defects projecting from the wall of the stomach may be seen. Ulceration and cavitation may also be present. Margins of the filling defect may be smooth or irregular.

Credit: Case submitted by Dr. Saeed Rad, MD to radRounds Radiology Network