(Figure from ICU book - Paul Marino 2nd ed)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi2miAJMeY4p18nBNTTEfw2Tq0pMpuSpFt4vEbIPWC1kBd2vxJJi5wTAu9N8JIrdS_tXtQe5t8aB3lD87fPkz54ETqrwYcU9s2WSxykgRJ-vPgr3evCQQYH1jQsMXtWb9-pKpTaCQ/s400/PEEP-CO-DO2.jpg)
PEEP vs. Cardiac output
[Ref: Fessler, HE. Effects of CPAP on venous return. J Sleep Res 1995;4 (Suppl 1):44-49]
Beware of this first figure...this is a study in Sleep Apnea patients...it is an important question to ask whether this is entirely applicable to our cardiac ICU babies/infants!
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjPkCtLxP1PA9GfEegVN-VJ6F6t2TgjvGnvPwl5vn9QfBiLYArA0a50i-IWyxorVziD4cAqt-Gg6h5vwERmbKspAllNEG3CaDYTxML9s5aoiar1CUoIU44Ap3NnzRNKcox8U2raAQ/s400/PEEP-COgraph.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjPkCtLxP1PA9GfEegVN-VJ6F6t2TgjvGnvPwl5vn9QfBiLYArA0a50i-IWyxorVziD4cAqt-Gg6h5vwERmbKspAllNEG3CaDYTxML9s5aoiar1CUoIU44Ap3NnzRNKcox8U2raAQ/s400/PEEP-COgraph.jpg)
Useful reference: The use, abuse and mystique of positive end-expiratory pressure. Am Rev Respir Dis 1988;138:475-8.
Anesthetized Dog:
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