Correlations between three-dimensional speckle-tracking echocardiography-derived left atrial functional parameters and aortic stiffness in healthy subjects - results from the MAGYAR-Healthy Study

Left atrial (LA) distension has been demonstrated to be linked with aortic stiffness in different patient populations. Three-dimensional (3D) speckle-tracking echocardiography (STE) seems to be a promising tool for volumetric and functional evaluation of the LA. The aim of the present study was to...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Nemes Attila
Piros Györgyike Ágnes
Domsik Péter
Kalapos Anita
Lengyel Csaba Attila
Orosz Andrea
Forster Tamás
Dokumentumtípus: Cikk
Megjelent: Akadémiai Kiadó 2015
Sorozat:ACTA PHYSIOLOGICA HUNGARICA 102 No. 2
doi:10.1556/036.102.2015.2.10

mtmt:2911927
Online Access:http://publicatio.bibl.u-szeged.hu/13653
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490 0 |a ACTA PHYSIOLOGICA HUNGARICA  |v 102 No. 2 
520 3 |a Left atrial (LA) distension has been demonstrated to be linked with aortic stiffness in different patient populations. Three-dimensional (3D) speckle-tracking echocardiography (STE) seems to be a promising tool for volumetric and functional evaluation of the LA. The aim of the present study was to determine whether correlations exist between 3DSTE-derived LA volume-based and strain parameters characterizing all phasic functions of the LA and echocardiographic aortic elastic properties in healthy subjects. The study included 19 healthy volunteers (mean age: 37.9 +/- 11.4 years, 11 men) who had undergone complete two-dimensional (2D) Doppler transthoracic echocardiography extended with the assessment of aortic elastic properties and 3DSTE. RESULTS: None of LA volumes correlated with echocardiographic aortic elastic properties. Active atrial stroke volume correlated with aortic stiffness index (ASI, r = 0.45, p = 0.05). None of other volume-based functional properties signifcantly correlated with aortic stiffness parameters. Global peak 3D strain correlated with aortic strain (r = 0.46, p = 0.05). global radial pre-atrial contraction strain correlated with ASI (r = 0.49, p = 0.04) and AS (r = 0.50, p = 0.04). CONCLUSIONS: Correlations exist between 3DSTE-derived LA functional parameters and eschocardiographic aortic elastic properties in healthy subjects. 
700 0 1 |a Piros Györgyike Ágnes  |e aut 
700 0 1 |a Domsik Péter  |e aut 
700 0 1 |a Kalapos Anita  |e aut 
700 0 1 |a Lengyel Csaba Attila  |e aut 
700 0 1 |a Orosz Andrea  |e aut 
700 0 1 |a Forster Tamás  |e aut 
856 4 0 |u http://publicatio.bibl.u-szeged.hu/13653/1/Nemes_ACTA_PHIS_u.pdf  |z Dokumentum-elérés