Meckel Diverticulum

**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.

**Tree numbers:** - 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

**Synonyms:** - Meckel's Diverticulum - Diverticulum, Meckel