title: Computed tomography of the gastroesophageal junction: value of the left lateral decubitus view.
abstract: Approximately 10% of patients undergoing computed tomography (CT) of the abdomen will have a pseudomass at the gastroesophageal junction. The technique and value of using the left lateral decubitus position for CT evaluation of the gastroesophageal junction is described.
mesh_terms: D003937:Diagnosis, Differential; D004938:Esophageal Neoplasms / Q000000981:diagnostic imaging; D004943:Esophagogastric Junction / Q000000981:diagnostic imaging*; D006801:Humans; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed / Q000379:methods*