Tags Archives: pulmonary gas exchange

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A Fick tool: connecting Fick’s law and principle in teaching pulmonary gas exchange

Abstract In humans, the transfer of respiratory gases between the atmosphere and living cells depends on their diffusion between lungs, blood, and cells, as well as their advective transport by..

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Integral assessment of gas exchange during veno-arterial ECMO: accuracy and precision of a modified Fick principle in a porcine model

Abstract Assessment of native cardiac output during extracorporeal circulation is challenging. We assessed a modified Fick principle under conditions such as dead space and shunt in 13 anesthetized swine undergoing..

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What Determines the Arterial Partial Pressure of Carbon Dioxide on Venovenous Extracorporeal Membrane Oxygenation?

Abstract Rapid reductions in PaCO2 during extracorporeal membrane oxygenation (ECMO) are associated with poor neurologic outcomes. Understanding what factors determine PaCO2 may allow a gradual reduction, potentially improving neurologic outcome. A simple..

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Off-pump grafting does not reduce postoperative pulmonary dysfunction

Abstract Objectives Pulmonary dysfunction is a recognized postoperative complication that may be linked to use of cardiopulmonary bypass. The off-pump technique of coronary artery bypass aims to avoid some of..

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Evaluating Pulmonary Function: An Assessment of Pao2/Fio2

Abstract Objectives:  Pao2/Fio2 is used commonly for diagnosis of lung injury (acute respiratory distress syndrome and transfusion-related acute lung injury), for assessment of pulmonary disease course and therapy, and in pulmonary..

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