title: Persistent transverse antral fold: a radiographic sign of benign and malignant antral ulceration.
mesh_terms: D005753:Gastric Mucosa / Q000000981:diagnostic imaging*; D006801:Humans; D010437:Peptic Ulcer / Q000000981:diagnostic imaging; D011706:Pyloric Antrum / Q000000981:diagnostic imaging*; D011859:Radiography; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging; D013276:Stomach Ulcer / Q000000981:diagnostic imaging*