Placement in the prone position predisposes patients to a near volume-response state. A plethysmographic comparison of two prone positions using the Pleth Variability index
1 Department of Anaesthesiology, Faculty of Medicine, Hospital Clínico Universidad de Chile, University of Chile, Santos Dumont 999, Santiago 8380456, Chile.
2 Department of Anaesthesiology, Hospital Clinic de Barcelona, University of Barcelona, Villarroel 170, Barcelona 08036, Spain.
3 Anaesthesiology and Resuscitation Service, Víctor Ríos Ruiz Care Complex, Los Ángeles, Chile.
4 Department of Anaesthesiology, Hospital Clinic de Barcelona, University of Barcelona, Villarroel 170, Barcelona 08036, Spain. Electronic address: rvalero@clinic.cat.