annular pancreas
MONDO:0008183Mondo
Findings
No curated finding names annular pancreas yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Annular pancreas is a distinct form of duodenal atresia in which the head of the pancreas forms a ring around the second portion of the duodenum.
Definition from the Mondo Disease Ontology (MONDO:0008183), read 2026-09-29. CC BY 4.0.
Features
3 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Annular pancreasHPOHP:0001734
- Very frequent (80% to 99% of cases)
- Duodenal stenosisHPOHP:0100867
- Very frequent (80% to 99% of cases)
- High intestinal obstructionHPOHP:0005250
- Frequent (30% to 79% of cases)
Where it sits
- A kind of