title: [The unusual case of the month: an old foreign body in the esophagus].
mesh_terms: D002648:Child; D003680:Deglutition Disorders / Q000175:diagnosis / Q000209:etiology; D004947:Esophagus; D005547:Foreign Bodies / Q000175:diagnosis*; D006801:Humans; D008297:Male; D013997:Time Factors
vernacular_title: Le cas insolite du mois: un corps étranger ancien de l'oesophage.