Crohn's disease in the elderly. Prolonged delay in diagnosis.
D000328:Adult; D000367:Age Factors; D000368:Aged; D003424:Crohn Disease / Q000175:diagnosis* / Q000628:therapy; D003937:Diagnosis, Differential; D004238:Diverticulitis / Q000175:diagnosis; D005260:Female; D005767:Gastrointestinal Diseases / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D013997:Time Factors