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Updated: Apr 20, 2026

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Published on: August 11, 2023
Malrotation and intestinal atresias
Stephen D Adams1, Michael P Stanton1
1Department of Paediatric Surgery, University Hospitals Southampton NHS Trust, Tremona Road, Southampton SO16 6YD, United Kingdom.
Insights
Neonatal bowel obstruction can stem from four congenital conditions: malrotation, jejuno-ileal atresia, duodenal atresia, and colonic atresia. This review details their features and surgical management.
Area of Science:
- Pediatric Surgery
- Neonatal Medicine
- Gastrointestinal Development
Background:
- Neonatal bowel obstruction is a critical condition requiring prompt diagnosis and management.
- Congenital anomalies are a leading cause of bowel obstruction in newborns.
- Understanding the specific features of different congenital causes is essential for effective treatment.
Purpose of the Study:
- To review four common congenital conditions causing neonatal bowel obstruction.
- To detail the antenatal and postnatal characteristics of malrotation, jejuno-ileal atresia, duodenal atresia, and colonic atresia.
- To summarize the classification, epidemiology, etiology, presentation, and surgical management of these conditions.
Main Methods:
- Literature review of congenital bowel obstruction in neonates.
- Synthesis of information on malrotation, jejuno-ileal atresia, duodenal atresia, and colonic atresia.
- Discussion of diagnostic features and surgical approaches.
Main Results:
- Malrotation, jejuno-ileal atresia, duodenal atresia, and colonic atresia are distinct congenital causes of neonatal bowel obstruction.
- Each condition has unique antenatal and postnatal presentations.
- Surgical management strategies vary based on the specific diagnosis.
Conclusions:
- Accurate diagnosis of these congenital conditions is crucial for appropriate surgical intervention.
- Comprehensive understanding of each anomaly aids in optimizing patient outcomes.
- This review provides a consolidated resource for clinicians managing neonatal bowel obstruction.
Abstract:
This review encompasses four congenital conditions which present with symptoms of bowel obstruction in the neonatal period. The antenatal and postnatal features of malrotation, jejuno-ileal atresia, duodenal atresia and colonic atresia are discussed. Each condition is outlined including the classification, epidemiology, aetiology and presentation, and a summary of the surgical management is described.
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