Vascular pressure gradients in cardiac surgery patients suggest the presence of a vascular waterfall phenomenon, which is not affected by CO. Thus, measures of total systemic vascular resistance may become irrelevant in assessing systemic vasomotor tone.
Anesthesia and analgesia
Department of Intensive Care, B4, Leiden University Medical Center, P.O.B. 9600, 2300 RC Leiden, The Netherlands. j.j.maas [at] lumc.nl
Anesth Analg. 2012 Apr;114(4):803-10
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