The venous-arterial CO₂ to arterial-venous O₂ content difference ratio: Easy to monitor?

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• 作者：Pierre Eric Danin ; MD^a ; ^b ; ^{danin.pe@chu-nice.fr" class="auth_mail" title="E-mail the corresponding author} ; Karim Bendjelid ; MD ; PhD^c
• 关键词：CO2 gap ; Respiratory quotient ; Ventilatory gases analysis
• 刊名：Journal of Critical Care
• 出版年：2016
• 出版时间：October 2016
• 年：2016
• 卷：35
• 期：Complete
• 页码：217-218
• 全文大小：263 K

文摘

Blood sampling for venous-arterial CO₂ to arterial-venous O₂ content difference ratio starts to be widely used as a hemodynamic monitoring tool, despite that this calculation remains cumbersome. We propose using indirect calorimetry and respiratory quotient for this purpose, with the same physiological concept.