O2 pulse slope correlates with stroke volume during exercise in patients with a Fontan circulation

Background Peak oxygen pulse (O2pulse=oxygen consumption/heart rate) is calculated by the product of stroke volume (SV) and oxygen extraction. It has been shown to be reduced in patients with a Fontan circulation. However, in the Fontan population, it may be a poor marker of SV. We propose that the...

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Bibliographic Details
Published in:Open Heart
Main Authors: Rachael Cordina, Yves d'Udekem, Julian Ayer, Robert Weintraub, Karina Laohachai, Kathryn Rice
Format: Article
Language:English
Published: BMJ Publishing Group 2023-11-01
Online Access:https://openheart.bmj.com/content/10/2/e002324.full