<prompt> What diagnosis is suggested by this barium swallow?Ingested foreign bodyEsophageal diverticulaDiffuse esophageal spasmGastric linitis plastica  <response>: Answer C. Diffuse esophageal spasmRadiographs of the esophagus that were performed with the use of barium contrast material showed a spiral formation of the barium column up to the cervical esophagus, most consistent with diffuse esophageal spasm. 