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. 2021 Dec 7;8:775039. doi: 10.3389/fcvm.2021.775039

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Copyright © 2021 Richter, Zedler, Berliner, Douschan, Gall, Ghofrani, Kimmig, Kremer, Olsson, Brita da Rocha, Rosenkranz, Seeger, Yogeswaran, Rako and Tello.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Correlation of the absolute change of RA PLS during echocardiographic follow-up with the absolute change of (A) TAPSE/PASP (n = 44), (B) BNP (n = 54), (C) PVR (n = 38), (D) RV end-systolic area (n = 55), (E) PAC (n = 38), and (F) RV global longitudinal strain (n = 54). Δ, change; BNP, B-type natriuretic peptide; mPAP, mean pulmonary arterial pressure; PAC, pulmonary arterial capacitance; PASP, pulmonary arterial systolic pressure; PVR, pulmonary vascular resistance; RA PLS, right atrial peak longitudinal strain; RV, right ventricular; TAPSE, tricuspid annular plane systolic excursion; WU, Wood Units.