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Updated: Jul 19, 2026
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Multimodality Diagnosis of Mesenteric Ischemia
Published on: July 21, 2023
Superior mesenteric artery syndrome following spinal deformity correction
Stuart V Braun1, Douglas M Hedden, Andrew W Howard
1Department of Orthopaedics, Floating Hospital for Children, Tufts-New England Medical Center, 750 Washington Street, #206, Boston, MA 02111, USA. sbraun@tufts-nemc.org
The Journal of Bone and Joint Surgery. American Volume
|October 4, 2006
Summary
Greater spinal deformity correction increases the risk of superior mesenteric artery syndrome (SMAS) in scoliosis patients. Preoperative identification of risk factors and nutritional optimization are crucial for prevention.
Area of Science:
- Orthopedic Surgery
- Surgical Complications
- Spinal Deformity Correction
Background:
- Superior mesenteric artery syndrome (SMAS) is a recognized complication following spinal deformity correction.
- Previous research on SMAS has primarily focused on patient height and weight, lacking data on deformity characteristics.
Purpose of the Study:
- To investigate the relationship between spinal deformity correction and the incidence of SMAS in scoliosis patients.
- To test the hypothesis that increased spinal correction heightens SMAS risk.
Main Methods:
- A five-year case-control study involving 364 spinal deformity surgeries.
- Primary outcome: development of SMAS. Predictors: demographic data, BMI, curve magnitude, Lenke classification, surgical approach, and operative factors.
Main Results:
- Seventeen SMAS cases were identified among 364 surgeries.
- SMAS patients had significantly lower BMI, greater thoracic curve magnitude, and more lumbar lateralization.
- Multivariate analysis revealed staged procedures, lumbar modifier, BMI, and thoracic stiffness as key predictors of SMAS.
Conclusions:
- Preoperative identification of risk factors for SMAS is essential.
- Nutritional maximization before surgery may help reduce SMAS prevalence in patients undergoing spinal deformity correction.
