This PedsCases note provides a one-page overview of duodenal atresia, including its presentation, diagnosis, differential and management. It was created by Ariel Qi, a medical student at Queen’s University with the help of Dr. Robert Connelly, a neonatologist and Dr. Paula Troncoso, a pediatric gastroenterologist, both working at Queen’s University.

Click the image below for a full-page PDF. 

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References: 

1. Barrie S. Rich, Eran Bornstein, Stephen E. Dolgin; Intestinal Atresias. Pediatr Rev May 2022; 43 (5): 266–274. https://doi-org.proxy.queensu.ca/10.1542/pir.2021-005177

2. Osmosis: Intestinal atresia. (2024, 2/15). Retrieved from (https://www.osmosis.org/learn/Intestinal_atresia?utm_medium=print&utm_content=path-vol-1&utm_source=notes).

3. Sigmon DF, Eovaldi BJ, Cohen HL. Duodenal Atresia and Stenosis. [Updated 2023 Jun 26]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK470548/

4. Shalkow, J. Guttman, EF. Olmos, IOV. Pediatric Small-Bowel Obstruction. Medscape [Internet]. 2020 [cited 2024 Feb 15]. Available from: https://emedicine.medscape.com/article/930411-overview#a5

5. Grube, K. (2022, October). Intestinal Atresia and Stenosis. Cincinnati Children’s. https://www.cincinnatichildrens.org/health/i/intestinal-atresia-stenosis

6. King, A. (2024). Intestinal atresia. UpToDate. Retrieved April 18, 2024 from https://www.uptodate.com/contents/intestinal-atresia#H1

7. Chiswo, R. (2024).Pancreatic duct. KenHub. Retrieved April 18, 2024 from https://www.kenhub.com/en/library/anatomy/pancreatic-duct -Derived diagram of duodenum + pancreas