Veno-Arterial ECMO Physiology

Aug 5, 2023 by in CRITICAL CARE Comments Off on Veno-Arterial ECMO Physiology

Let’s now move our discussion to the physiology of veno-arterial extracorporeal membrane oxygenation (VA ECMO). As you will come to appreciate, VA ECMO is a very different type of support…

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Veno-Venous ECMO Physiology

Aug 5, 2023 by in CRITICAL CARE Comments Off on Veno-Venous ECMO Physiology

Now we are at the point where we can start to apply our discussion of physiology to specific extracorporeal membrane oxygenation (ECMO) configurations. As you will see, even though they…

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ECMO Configurations

Aug 5, 2023 by in CRITICAL CARE Comments Off on ECMO Configurations

Let’s now continue our exploration of the fundamentals of extracorporeal membrane ­oxygenation (ECMO) support by discussing cannulation configurations. To remind ourselves, the basic ­function of the ECMO circuit is to…

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Blood Flow Dynamics

Aug 5, 2023 by in CRITICAL CARE Comments Off on Blood Flow Dynamics

We are now going to continue our journey by exploring the physiology of extracorporeal membrane oxygenation (ECMO) support. You may find the chapters to follow to be the cornerstone of…

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Introduction to ECMO Fundamentals

Aug 5, 2023 by in CRITICAL CARE Comments Off on Introduction to ECMO Fundamentals

Let’s start our discussion of the fundamentals of extracorporeal membrane oxygenation (ECMO) by returning to our graph. We have spent the last few chapters developing and unpacking the simple but…

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Oxygen Delivery and Consumption

Aug 5, 2023 by in CRITICAL CARE Comments Off on Oxygen Delivery and Consumption

Imagine that you walk into a typical intensive care unit (ICU). You look around and note what you see: in one room a 78-year-old man with urosepsis and septic shock,…

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Shock

Aug 5, 2023 by in CRITICAL CARE Comments Off on Shock

What is meant by shock? Let’s return to our two intensive care unit (ICU) patients. Patient A: BP 100/40, HR 114, UOP < 10 mL Patient B: BP 80/40, HR…

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