K500Level 3
Crohn's disease of small intestine
**Inclusion terms:** - Crohn's disease [regional enteritis] of duodenum - Crohn's disease [regional enteritis] of ileum - Crohn's disease [regional enteritis] of jejunum - Regional ileitis - Terminal ileitis
**Excludes1:** - Crohn's disease of both small and large intestine (K50.8-)
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