VAP Children's Hospital Pittsburgh Pneumonia and Ventilator Associated Pneumonia Prevention Pneumonia Symptoms, Causes, Treatment, Prevention An in depth look at ventilator associated pneumonia in trauma patients and efforts to increase bundle compliance, education and documentation in a surgical trauma critical care unit American Journal of Infection Control Ventilator associated pneumonia (VAP) is a type of pneumonia that develops at least 48 hours after a patient was intubated and placed on the mechanical ventilator. It's a preventable lung infection that can