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Impact of left ventricular outflow tract ellipticity on the grading of aortic stenosis in patients with normal ejection fraction
BACKGROUND: The pathophysiology of paradoxical low-gradient (LG) severe aortic stenosis (SAS) remains controversial. As low transvalvular flow has been implicated, we sought to investigate the impact of left ventricular outflow tract (LVOT) ellipticity on the estimation of the LV stroke volume, the...
Autores principales: | , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2017
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5351048/ https://www.ncbi.nlm.nih.gov/pubmed/28292302 http://dx.doi.org/10.1186/s12968-017-0344-8 |