Full article: The pathogenesis of ventilator associated pneumonia: old and new mechanisms Criteria used for the diagnosis of VAP. Adapted from the European Download Scientific Diagram Prevention of ventilator associated pneumonia Pulmonology The Vexing Problem of Ventilator Associated Pneumonia: Observations on Pathophysiology, Public Policy, and Clinical Science Richard H Kallet, 2015 Ventilator associated pneumonia is the most frequent presentation of hospital acquired infection of the lower respiratory tract. Microaspirations around the tracheal tube cuff and the formation of biofilm can lead to progressive bacterial spread in