Genetic tendency in Crohn's disease.
A fifth instance of Crohn's disease in identical twins is reported. The evidence for genetic expression of the disease is considered and the possible mechanisms involved are reviewed.
D000328:Adult; D003424:Crohn Disease / Q000000981:diagnostic imaging / Q000235:genetics*; D004200:Diseases in Twins; D005260:Female; D006801:Humans; D007082:Ileum / Q000601:surgery; D011247:Pregnancy; D011859:Radiography