presents
Wheeless' Textbook of Orthopaedics
www.wmt.com
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Interpretation of Critical Care measurements





* PCWP: Pulmonary Capillary Wedge Pressure; Normal = 6 - 12 mm Hg;
* CVP
* jugular wave pattern
* Cardiac Output
* Shunt
* A-a gradient
* Compliance
* Sampling of Mixed Venous O2:
    - Shows changes in Arterial oxygenation as Cardiac Output changes;
    - Allows calculation of AVo diff and Shunt[Shunt: (for Respiratory Failure);
    - PVo2 < 30 mm Hg, prognosis is poor;

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Effect of maximizing oxygen delivery on morbidity and mortality rates in
    critically ill patients: a prospective, randomized, controlled study [see
    comments.




Original Text by Clifford R. Wheeless, III, MD.