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Orthostatic stress echocardiography as a useful test to measure variability of transvalvular pressure gradients in aortic stenosis
The aim of the study was to assess the influence of the orthostatic stress test on changes in aortic pressure gradients in patients with aortic stenosis (AS). METHODS: The orthostatic stress test was performed in 56 AS patients. The maximum aortic gradient was compared between the supine and the upr...
| Autores principales: | , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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BioMed Central
2013
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3732087/ https://www.ncbi.nlm.nih.gov/pubmed/23706028 http://dx.doi.org/10.1186/1476-7120-11-15 |