Veno-Arterial ECMO Physiology

Aug 22, 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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Membrane Characteristics

Aug 22, 2023 by in CRITICAL CARE Comments Off on Membrane Characteristics

Let’s now turn our attention to the membrane itself. We will explore the function of the membrane oxygenator, its limits, and how we can appraise and assess this function at…

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Veno-Venous ECMO Physiology

Aug 22, 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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Introduction to ECMO Fundamentals

Aug 22, 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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Hypoxia

Aug 22, 2023 by in CRITICAL CARE Comments Off on Hypoxia

Hopefully by now we are starting to develop a healthy appreciation for oxygen delivery – why it is so important, how it can be augmented, and the limitations that exist….

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Shock

Aug 22, 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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Oxygen Delivery and Consumption

Aug 22, 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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