Echocardiographic Assessment of Mitral Valve Changes After PTMC
Author Information
Author(s): Hasan-Ali Hosam, Shams-Eddin Hamdy, Abd-Elsayed Alaa A, Maghraby Muhammad H
Primary Institution: Assiut University Hospitals, Assiut, Egypt
Hypothesis
The study aimed to determine the changes produced in mitral valve morphology and to test the determinants of improved leaflet excursion after PTMC.
Conclusion
The improvement in leaflets excursion after PTMC is determined by several morphologic and hemodynamic changes produced in the valve.
Supporting Evidence
- PTMC produced significant changes in mitral valve morphology.
- Post-PTMC subvalvular splitting area was a determinant of leaflet excursion.
- Leaflet excursion increased significantly with increased MVA until it reached about 1.5 cm2.
Takeaway
Doctors used a special procedure to help patients with a heart valve problem, and they found that the valve moved better after the procedure, but only up to a certain point.
Methodology
The study included symptomatic patients with mitral stenosis undergoing PTMC, with echocardiographic assessments before and after the procedure.
Limitations
The study excluded patients with certain conditions that could affect the results, such as left atrial thrombus and significant coronary artery disease.
Participant Demographics
Patients were symptomatic with mitral stenosis, aged 30 ± 9 years, with a Wilkins' score of 7.0 ± 1.7.
Statistical Information
P-Value
p<0.05
Confidence Interval
95% CI 0.03 to 0.30
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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