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Advanced arterial hemodynamic monitoring
ОглавлениеMultiple proprietary systems have developed algorithms for estimating cardiac output from the arterial waveform. Arterial pulse contour analysis can evaluate stroke volume to calculate cardiac output and examine stroke volume variation to assess fluid responsiveness.
Characteristics of the arterial pressure waveform are affected by changes in vascular compliance, aortic impedance, and peripheral arterial resistance, limiting the accuracy and utility of this class of monitors.