We read with great interest the recent review in Anesthesiology, “Pulse Wave Analysis to Estimate Cardiac Output.” As military anesthesiologists, we are very excited about the future potential to allow advanced waveform analysis to help better guide treatment when noninvasive monitors are not available or impractical for the clinical situation. Our group has investigated the use of pulse wave analysis for military applications, particularly for traumatic hemorrhage. There are several nuances we think are important to discuss that have thus far limited the clinical use of these devices.


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