Cardiovascular Magnetic Resonance Study After Norwood Procedure
Author Information
Author(s): Lim D Scott, Peeler Benjamin B, Matherne G Paul, Kramer Christopher M
Primary Institution: University of Virginia
Hypothesis
How does the Norwood procedure with Sano modification affect pulmonary artery growth and ventricular function in patients with hypoplastic left heart syndrome?
Conclusion
The study found that while pulmonary arteries grew after the Norwood procedure with Sano modification, the growth was asymmetric and ventricular function worsened.
Supporting Evidence
- Ejection fraction decreased from 58% to 50% after surgery.
- Pulmonary artery growth was greater on the left side compared to the right.
- CMR was effective in detecting pulmonary artery stenosis.
Takeaway
Doctors used special heart scans to see how well the hearts of babies with a specific heart problem grew after surgery, and they found that one side grew better than the other.
Methodology
The study involved retrospective review of CMR results in patients with hypoplastic left heart syndrome who underwent the Norwood procedure with Sano modification.
Limitations
Different imaging methods were used to evaluate heart function, which may affect the results.
Participant Demographics
Patients were newborns with hypoplastic left heart syndrome or its variations.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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