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masimo pvi spontaneous breathing

X Monnet, L Guérin, M Jozwiak, A Bataille, F Julien, C Richard, J-L Teboul
BACKGROUND: In patients receiving an infusion of norepinephrine, the relationship between the amplitude of the oximeter plethysmographic waveform and stroke volume may be variable and quality of the waveform might be reduced, compared with patients not receiving norepinephrine. We assessed the reliability of the pleth variability index (PVI), an automatic measurement of the respiratory variation of the plethysmographic waveform, for predicting fluid responsiveness in patients receiving norepinephrine infusions...
February 2013: British Journal of Anaesthesia
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