“…3,4 In order to help the physician, authors try to define tools to synthesize evidence for use in bedside practice, helping to reduce variations and uncertainty in practice. 5 Hollenberg et al 6 argue that for hemodynamic management, it is fundamental that clinicians define specific goals and end points, titrate therapies to those end points, and continually evaluate the results of their interventions by monitoring multiple variables of global and regional perfusion.…”