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. 2019 Sep 17;9(3):121. doi: 10.3390/diagnostics9030121

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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The main parameters included in 2009 and 2016 guidelines regarding LVDD. A: peak A wave velocity; Ar-A: difference between duration of A wave flow reversal and duration of the mitral A wave; E: peak E wave velocity; e’: early diastolic annular velocity e’ (septal, lateral, and average); E/A: E/A ratio; E/e’: ration between E velocity and mitral annular e’ velocity; LA left atrium; LAVi: left atrial volume indexed; DT: deceleration time of E wave; Val E/A: change in E/A with Valsalva maneuver; TRpV: peak velocity of tricuspidian regurgitation.