title: Repair of hypopharyngeal stenosis.
mesh_terms: D002424:Caustics / Q000009:adverse effects; D002921:Cicatrix / Q000601:surgery; D003250:Constriction; D003286:Contracture / Q000517:prevention & control; D004106:Dilatation; D004940:Esophageal Stenosis / Q000601:surgery* / Q000628:therapy; D004945:Esophagoscopy; D006801:Humans; D008297:Male; D008722:Methods; D010608:Pharyngeal Diseases / Q000601:surgery* / Q000628:therapy
chemical_list: D002424:Caustics