Start a conversation
Home›Medical library›MeSH

Medical terminology · Gastroenterology

Meckel Diverticulum

MeSH — National Library of Medicine · Retrieved 2026-10-13

A congenital abnormality characterized by the outpouching or sac formation in the ILEUM. It is a remnant of the embryonic YOLK SAC in which the VITELLINE DUCT failed to close.

View original source ↗

Reference details

MeSH descriptor
D008467
Vocabulary edition
2026
Tree positions
A03.556.124.684.249.612; A03.556.249.124.612; C06.198.859; C06.405.205.282.750.750; C16.131.314.556; C23.300.415.750

Scope and definition

A congenital abnormality characterized by the outpouching or sac formation in the ILEUM. It is a remnant of the embryonic YOLK SAC in which the VITELLINE DUCT failed to close.

Entry terms and synonyms

Meckel Diverticulum Meckel's Diverticulum Diverticulum, Meckel

Classification tree positions

A03.556.124.684.249.612 A03.556.249.124.612 C06.198.859 C06.405.205.282.750.750 C16.131.314.556 C23.300.415.750

Sources and reuse

Medical vocabulary definition and classification record.
Retrieved: 2026-10-13. Text has been organized for reading; this import has not been independently reviewed by a clinician. It is not individualized medical advice.
Courtesy of the U.S. National Library of Medicine. DrugChat is independent and is not endorsed by NLM.

Related references in Gastroenterology

Medical entity reference Gastroenterology

malabsorption

Group of malnutrition conditions. Wikidata entity Q1442923; linked MeSH descriptor D008286. Includes multilingual names and external identifier mappings.

WikidataRead reference →
Health topic Gastroenterology

GERD

Sometimes, after eating a large meal or lying down too soon after eating, you might feel acid coming up into your throat. This is called gastroesophageal reflux (GER). It happens when the muscle at the end of your esophagus (the tube…

MedlinePlusRead reference →
Genetics reference Gastroenterology

Celiac disease

Celiac disease is a condition in which the immune system is abnormally sensitive to gluten, a protein found in wheat, rye, and barley. Celiac disease is an autoimmune disorder; autoimmune disorders occur when the immune system…

MedlinePlus GeneticsRead reference →