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Updated: Dec 5, 2025

Multimodality Diagnosis of Mesenteric Ischemia
Published on: July 21, 2023
Adolescent with Superior Mesenteric Artery Syndrome
Perry Liew Jia Ren1, Achint Gupta1
1Department of Diagnostic Imaging, Kandang Kerbau Women's and Children's Hospital, Singapore.
Superior mesenteric artery syndrome is a rare cause of paediatric bowel obstruction, particularly in adolescents. This study details its imaging features, demographics, treatment, and prognosis.
Area of Science:
- Pediatric Gastroenterology
- Radiology
- Surgical Anatomy
Background:
- Paediatric bowel obstruction has diverse causes, categorized as proximal or distal.
- Proximal duodenal obstructions include conditions like duodenal atresia, internal hernias, intestinal malrotation, and annular pancreas.
- Superior mesenteric artery syndrome (SMAS) is a less common but significant differential diagnosis, especially in adolescents.
Observation:
- Superior mesenteric artery syndrome (SMAS) is a key differential diagnosis for proximal paediatric bowel obstruction.
- SMAS is notably more prevalent in the adolescent demographic.
Findings:
- This study elucidates the characteristic imaging features of SMAS.
- Demographic data, imaging findings, treatment strategies, and prognostic outcomes are comprehensively described.
Implications:
- Improved recognition of SMAS imaging findings can lead to earlier diagnosis and intervention in paediatric patients.
- Understanding SMAS demographics and prognosis aids in clinical management and patient counseling.
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