What is cu Multidisciplinary multi-professional medical/nursing field A very high nurse to patient ratio (3-4: 1) The availability of invasive monitoring The use of mechanical and pharmacological life sustaining therapies (mechanical ventilation, vasopressors continuous dialysis, defibrillation, pacemaker)What is ICU ? ◼ Multidisciplinary multi-professional medical/nursing field ◼ A very high nurse to patient ratio (3-4:1) ◼ The availability of invasive monitoring ◼ The use of mechanical and pharmacological life sustaining therapies (mechanical ventilation, vasopressors, continuous dialysis, defibrillation, pacemaker)