title: Methotrexate-induced esophagitis in a child with Crohn disease.
mesh_terms: D000293:Adolescent; D001168:Arthritis / Q000188:drug therapy / Q000209:etiology; D001706:Biopsy; D003424:Crohn Disease / Q000150:complications / Q000188:drug therapy* / Q000473:pathology; D004941:Esophagitis / Q000139:chemically induced* / Q000473:pathology; D004945:Esophagoscopy; D005260:Female; D006801:Humans; D008727:Methotrexate / Q000009:adverse effects*; D009092:Mucous Membrane / Q000473:pathology; D014221:Triamcinolone / Q000008:administration & dosage
chemical_list: D014221:Triamcinolone; D008727:Methotrexate