Pulmonary artery wedge pressure and left ventricular end-diastolic pressure during exercise in patients with dyspnoea.
Journal
ERJ open research
ISSN: 2312-0541
Titre abrégé: ERJ Open Res
Pays: England
ID NLM: 101671641
Informations de publication
Date de publication:
Jul 2023
Jul 2023
Historique:
received:
27
12
2022
accepted:
29
01
2023
medline:
6
9
2023
pubmed:
6
9
2023
entrez:
6
9
2023
Statut:
epublish
Résumé
Pulmonary artery wedge pressure (PAWP) during exercise, as a surrogate for left ventricular (LV) end-diastolic pressure (EDP), is used to diagnose heart failure with preserved ejection fraction (HFpEF). However, LVEDP is the gold standard to assess LV filling, end-diastolic PAWP (PAWP 46 individuals underwent simultaneous right and left heart catheterisation, at rest and during exercise, to confirm/exclude HFpEF. We evaluated: linear regression between LVEDP and PAWP, Bland-Altman graphs, and the rate of concordance of dichotomised LVEDP and PAWP ≥ or < diagnostic thresholds for HFpEF. At peak exercise, PAWP During exercise, PAWP is accurate but not precise for the estimation of LVEDP. Despite a good rate of concordance, these two measures might occasionally disagree.
Sections du résumé
Background
UNASSIGNED
Pulmonary artery wedge pressure (PAWP) during exercise, as a surrogate for left ventricular (LV) end-diastolic pressure (EDP), is used to diagnose heart failure with preserved ejection fraction (HFpEF). However, LVEDP is the gold standard to assess LV filling, end-diastolic PAWP (PAWP
Methods
UNASSIGNED
46 individuals underwent simultaneous right and left heart catheterisation, at rest and during exercise, to confirm/exclude HFpEF. We evaluated: linear regression between LVEDP and PAWP, Bland-Altman graphs, and the rate of concordance of dichotomised LVEDP and PAWP ≥ or < diagnostic thresholds for HFpEF.
Results
UNASSIGNED
At peak exercise, PAWP
Conclusions
UNASSIGNED
During exercise, PAWP is accurate but not precise for the estimation of LVEDP. Despite a good rate of concordance, these two measures might occasionally disagree.
Identifiants
pubmed: 37670852
doi: 10.1183/23120541.00750-2022
pii: 00750-2022
pmc: PMC10475984
pii:
doi:
Types de publication
Journal Article
Langues
eng
Informations de copyright
Copyright ©The authors 2023.
Déclaration de conflit d'intérêts
Conflict of interest: None declared.
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