A chronic transmural inflammation that may involve any part of the DIGESTIVE TRACT from MOUTH to ANUS, mostly found in the ILEUM, the CECUM, and the COLON. In Crohn disease, the inflammation, extending through the intestinal wall from the MUCOSA to the serosa, is characteristically asymmetric and segmental. Epithelioid GRANULOMAS may be seen in some patients.

Annotation

coord IM with ILEITIS (IM) or COLITIS (IM) only if site is particularly discussed; usually chronic so do not coord with CHRONIC DISEASE

DUI

D003424 MeSH Browser

CUI

M0005335

History note

80; was ENTERITIS, REGIONAL 1965-79, was ILEITIS, REGIONAL 1963-64

Online note

use CROHN DISEASE to search ENTERITIS, REGIONAL 1966-79

Public note

80; was ENTERITIS, REGIONAL 1965-79, was ILEITIS, REGIONAL 1963-64