A quasi experimental study of a bundled diagnostic stewardship intervention for ventilator associated pneumonia ScienceDirect PDF] The CDC PNU 1 criteria for diagnosis of ventilator associated pneumonia Semantic Scholar The spectrum of pneumonia among intubated neonates in the neonatal intensive care unit Journal of Perinatology 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