Includes: granulomatous enteritis
Excludes: ulcerative colitis (K51.-)
K50.0
Crohn's disease of small intestine
Crohn's disease [regional enteritis] of:
. duodenum
. ileum
. jejunum
Ileitis:
. regional
. terminal
Excludes: with Crohn's disease of large intestine (K50.8)
K50.1
Crohn's disease of large intestine
Colitis:
. granulomatous
. regional
Crohn's disease [regional enteritis] of:
. colon
. large bowel
. rectum
Excludes: with Crohn's disease of small intestine (K50.8)
K50.8
Other Crohn's disease
Crohn's disease of both small and large intestine
K50.9
Crohn's disease, unspecified
Crohn's disease NOS
Regional enteritis NOS