Remnants of the omphalomesentric duct
Classification
- duct persistence: connection between the ileum and the umbilicus,
umbilical enterocutanous fistula
- fibrous band or fibrous band with cysts between the ileum and abdominal wall
- Meckel's diverticulum
- 50 – 70 cm above the ileocecal valve
- in 50 – 80% contains the stomach mucosa
- may contain also ectopic tissue of the pancreas
- complications: volvulus, intususception, bleeding, perforation