Assessing Right Ventricular Performance in Tetralogy of Fallot Patients
Author Information
Author(s): van der Hulst Anna E, Westenberg Jos JM, Delgado Victoria, Kroft Lucia JM, Holman Eduard R, Blom Nico A, Bax Jeroen J, de Roos Albert, Roest Arno AW
Primary Institution: Leiden University Medical Center
Hypothesis
How do tissue-velocity MRI and tissue Doppler imaging compare in assessing right ventricular diastolic performance in patients with corrected Tetralogy of Fallot?
Conclusion
Tissue-velocity MRI and tissue Doppler imaging show strong correlations in assessing right ventricular performance, revealing that patients with corrected Tetralogy of Fallot have impaired diastolic performance compared to healthy controls.
Supporting Evidence
- Strong correlations were observed between tissue-velocity MRI and tissue Doppler imaging for assessing right ventricular performance.
- Diastolic performance at the right ventricular outflow tract was significantly related to right ventricular end-diastolic volume.
- Impaired diastolic performance in Tetralogy of Fallot patients was noted compared to healthy controls.
Takeaway
Doctors used special imaging techniques to see how well the heart works in kids who had surgery for a heart problem, and they found that their hearts don't fill up with blood as well as healthy kids' hearts.
Methodology
Thirty-four corrected Tetralogy of Fallot patients and 19 healthy controls were studied using tissue-velocity MRI and tissue Doppler imaging to assess right ventricular diastolic performance.
Participant Demographics
34 patients with corrected Tetralogy of Fallot and 19 healthy controls.
Statistical Information
P-Value
<0.001
Confidence Interval
95% CI for various measurements provided in tables
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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