title: Radiologic seminar CCIV: abdominal scanning for retained gastric antrum.
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D010437:Peptic Ulcer / Q000000981:diagnostic imaging*; D011706:Pyloric Antrum / Q000000981:diagnostic imaging*; D011877:Radionuclide Imaging; D015043:Zollinger-Ellison Syndrome / Q000000981:diagnostic imaging