Non-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension

Background: Right ventricular dysfunction is a major determinant of outcome in pulmonary arterial hypertension (PAH). We aimed to identify echocardiographic right heart parameters associated with adverse outcome and to develop a non-invasive, echocardiography-based risk score for PAH patients. Metho...

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Autores principales: Vazhma Qaderi, Jessica Weimann, Lars Harbaum, Benedikt N. Schrage, Dorit Knappe, Jan K. Hennigs, Christoph Sinning, Renate B. Schnabel, Stefan Blankenberg, Paulus Kirchhof, Hans Klose, Christina Magnussen
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:f9df722ce816471ba6e54908fe933ae82021-11-11T17:45:18ZNon-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension10.3390/jcm102151302077-0383https://doaj.org/article/f9df722ce816471ba6e54908fe933ae82021-10-01T00:00:00Zhttps://www.mdpi.com/2077-0383/10/21/5130https://doaj.org/toc/2077-0383Background: Right ventricular dysfunction is a major determinant of outcome in pulmonary arterial hypertension (PAH). We aimed to identify echocardiographic right heart parameters associated with adverse outcome and to develop a non-invasive, echocardiography-based risk score for PAH patients. Methods and Results: In 254 PAH patients we analyzed functional status, laboratory results, and echocardiographic parameters. We included these parameters to estimate all-cause death or lung transplantation using Cox regression models. The analyses included a conventional model using guideline-recommended variables and an extended echocardiographic model. Based on the final model a 12-point risk score was derived, indicating the association with the primary outcome within five years. During a median follow-up time of 4.2 years 74 patients died or underwent lung transplantation. The conventional model resulted in a C-Index of 0.539, whereas the extended echocardiographic model improved the discrimination (C-index 0.639, <i>p</i>-value 0.017). Ultimately, the newly developed risk score included WHO functional class, 6-min walking distance, N-terminal brain natriuretic peptide concentrations, pericardial effusion, right atrial area, tricuspid annular plane systolic excursion, and fractional area change. Conclusion: Integrating right heart function assessed by echocardiography improves prediction of death or lung transplantation in PAH patients. Independent validation of this finding is warranted.Vazhma QaderiJessica WeimannLars HarbaumBenedikt N. SchrageDorit KnappeJan K. HennigsChristoph SinningRenate B. SchnabelStefan BlankenbergPaulus KirchhofHans KloseChristina MagnussenMDPI AGarticlepulmonary arterial hypertensionrisk scoreechocardiographytricuspid annular plane systolic excursionfractional area changeMedicineRENJournal of Clinical Medicine, Vol 10, Iss 5130, p 5130 (2021)
institution DOAJ
collection DOAJ
language EN
topic pulmonary arterial hypertension
risk score
echocardiography
tricuspid annular plane systolic excursion
fractional area change
Medicine
R
spellingShingle pulmonary arterial hypertension
risk score
echocardiography
tricuspid annular plane systolic excursion
fractional area change
Medicine
R
Vazhma Qaderi
Jessica Weimann
Lars Harbaum
Benedikt N. Schrage
Dorit Knappe
Jan K. Hennigs
Christoph Sinning
Renate B. Schnabel
Stefan Blankenberg
Paulus Kirchhof
Hans Klose
Christina Magnussen
Non-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension
description Background: Right ventricular dysfunction is a major determinant of outcome in pulmonary arterial hypertension (PAH). We aimed to identify echocardiographic right heart parameters associated with adverse outcome and to develop a non-invasive, echocardiography-based risk score for PAH patients. Methods and Results: In 254 PAH patients we analyzed functional status, laboratory results, and echocardiographic parameters. We included these parameters to estimate all-cause death or lung transplantation using Cox regression models. The analyses included a conventional model using guideline-recommended variables and an extended echocardiographic model. Based on the final model a 12-point risk score was derived, indicating the association with the primary outcome within five years. During a median follow-up time of 4.2 years 74 patients died or underwent lung transplantation. The conventional model resulted in a C-Index of 0.539, whereas the extended echocardiographic model improved the discrimination (C-index 0.639, <i>p</i>-value 0.017). Ultimately, the newly developed risk score included WHO functional class, 6-min walking distance, N-terminal brain natriuretic peptide concentrations, pericardial effusion, right atrial area, tricuspid annular plane systolic excursion, and fractional area change. Conclusion: Integrating right heart function assessed by echocardiography improves prediction of death or lung transplantation in PAH patients. Independent validation of this finding is warranted.
format article
author Vazhma Qaderi
Jessica Weimann
Lars Harbaum
Benedikt N. Schrage
Dorit Knappe
Jan K. Hennigs
Christoph Sinning
Renate B. Schnabel
Stefan Blankenberg
Paulus Kirchhof
Hans Klose
Christina Magnussen
author_facet Vazhma Qaderi
Jessica Weimann
Lars Harbaum
Benedikt N. Schrage
Dorit Knappe
Jan K. Hennigs
Christoph Sinning
Renate B. Schnabel
Stefan Blankenberg
Paulus Kirchhof
Hans Klose
Christina Magnussen
author_sort Vazhma Qaderi
title Non-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension
title_short Non-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension
title_full Non-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension
title_fullStr Non-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension
title_full_unstemmed Non-Invasive Risk Prediction Based on Right Ventricular Function in Patients with Pulmonary Arterial Hypertension
title_sort non-invasive risk prediction based on right ventricular function in patients with pulmonary arterial hypertension
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/f9df722ce816471ba6e54908fe933ae8
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