Crohn's disease of the upper gastrointestinal tract.
D003108:Colonic Diseases / Q000175:diagnosis; D003424:Crohn Disease / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004378:Duodenal Diseases / Q000175:diagnosis; D004935:Esophageal Diseases / Q000175:diagnosis; D005769:Gastrointestinal Motility; D006801:Humans; D007082:Ileum; D007818:Laryngeal Diseases / Q000175:diagnosis; D010608:Pharyngeal Diseases / Q000175:diagnosis; D013577:Syndrome