Lower esophageal web: an obscure cause of dysphagia.
D003679:Deglutition; D003680:Deglutition Disorders / Q000209:etiology*; D003964:Diaphragm; D004194:Disease; D004935:Esophageal Diseases; D004947:Esophagus; D006547:Hernia; D006548:Hernia, Diaphragmatic / Q000150:complications*
DEGLUTITION DISORDERS/etiology and pathogenesis; ESOPHAGUS/diseases; HERNIA, DIAPHRAGMATIC/complications