Hospital Acquired and Ventilator Associated Pneumonia Oncohema Key Full article: The pathogenesis of ventilator associated pneumonia: old and new mechanisms Medtronic VAP is the most common & deadly ICU nosocomial infection.(1 3) Discover how to contribute to VAP reduction: https: bit.ly 4hp5Kib Product usage represented may not be approved or cleared in all markets. # 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