Exercise and fluid challenge during right heart catheterisation for evaluation of dyspnoea.
dyspnoea
exercise
fluid challenge
haemodynamic
right heart catheter
Journal
Pulmonary circulation
ISSN: 2045-8932
Titre abrégé: Pulm Circ
Pays: United States
ID NLM: 101557243
Informations de publication
Date de publication:
Historique:
received:
07
11
2019
accepted:
14
03
2020
entrez:
25
6
2020
pubmed:
25
6
2020
medline:
25
6
2020
Statut:
epublish
Résumé
This prospective study compared exercise test and intravenous fluid challenge in a single right heart catheter procedure to detect latent diastolic heart failure in patients with echocardiographic heart failure with preserved ejection function. We included 49 patients (73% female) with heart failure with preserved ejection function and pulmonary artery wedge pressure ≤15 mmHg. A subgroup of 26 patients had precapillary pulmonary hypertension. Invasive haemodynamic and gas exchange parameters were measured at rest, 45° upright position, during exercise, after complete haemodynamic and respiratory recovery in lying position, and after rapid infusion of 500 mL isotonic solution. Most haemodynamic parameters increased at both exercise and intravenous fluid challenge, with the higher increase at exercise. Pulmonary vascular resistance decreased by -0.21 wood units at exercise and -0.56 wood units at intravenous fluid challenge (
Identifiants
pubmed: 32577217
doi: 10.1177/2045894020917887
pii: 10.1177_2045894020917887
pmc: PMC7290273
doi:
Types de publication
Journal Article
Langues
eng
Informations de copyright
© The Author(s) 2020.
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