title: The case of the retained antrum.
mesh_terms: D005743:Gastrectomy / Q000009:adverse effects*; D006801:Humans; D007583:Jejunum; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000000981:diagnostic imaging / Q000209:etiology*; D011706:Pyloric Antrum / Q000000981:diagnostic imaging* / Q000601:surgery; D011859:Radiography