Ventilator Associated Pneumonia in the Neonatal Intensive Care Unit NeoReviews American Academy of Pediatrics VAP Bundle Ventilator Associated Pneumonia Ventilator Associated Pneumonia ( VAP) is a lung infection that occurs in patients who are on mechanical ventilation for more than 48 hours. A VAP bundle is a set of ()? is a lung infection that can cause serious health complications, especially in patients with weakened immune systems. When a patient is Development of a Tool for Measuring Ventilator Associated Pneumonia Prevention Behaviors of Intensive Care Unit Nurses