Update of the taxonomy of mechanical ventilation modes Medicina Intensiva APRV can feel complex, but its core idea is simple. And APRV is explained as CPAP with a release phase. That release phase is where the real advantage comes from. In this Home ventilation consult MDedge Airway pressure release ventilation (APRV) is a powerful and flexible mode of mechanical ventilation that offers distinct advantages in the management of patients with acute respiratory failure, especially those with ARDS or Synchronized Intermittent Mandatory Ventilation (ventilator support) MD Searchlight