MeSH Browser

MeSH Heading: Ileum
Tree Number(s): A03.556.124.684.249; A03.556.249.124
Unique ID: D007082
RDF Unique Identifier: http://id.nlm.nih.gov/mesh/D007082
Annotation: do not confuse with ILEUS or ILIUM; /‌surg: consider ILEOSTOMY; inflammation = ILEITIS; ileocecal intussusception or invagination: index under ILEOCECAL VALVE (IM) + INTUSSUSCEPTION (IM) + ILEAL DISEASES (NIM); ileocolic intussusception: index under ILEAL DISEASES (IM) + INTUSSUSCEPTION (IM) but not also COLONIC DISEASES; ileum as smooth muscle is probably MUSCLE, SMOOTH (IM) + ILEUM (NIM); jejuno-ileal bypass or shunt or jejuno-ileostomy in obesity: index under JEJUNOILEAL BYPASS (note XR ref)
Scope Note: The distal and narrowest portion of the SMALL INTESTINE, between the JEJUNUM and the ILEOCECAL VALVE of the LARGE INTESTINE.
NLM Classification #: WI 512
See Also: Ileostomy
Date Introduced: 1966/01/01
Last Updated: 2003/07/09

Allowable Qualifiers: abnormalities (AB)

anatomy & histology (AH)

blood supply (BS)

chemistry (CH)

cytology (CY)

diagnostic imaging (DG)

drug effects (DE)

embryology (EM)

enzymology (EN)

growth & development (GD)

immunology (IM)

injuries (IN)

innervation (IR)

metabolism (ME)

microbiology (MI)

parasitology (PS)

pathology (PA)

physiology (PH)

physiopathology (PP)

radiation effects (RE)

surgery (SU)

transplantation (TR)

ultrastructure (UL)

virology (VI)

Ileum MeSH Descriptor Data 2026