Download handout (.pdf*) Sage Products Inc. 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 Antimicrobial Resistance in Ventilator Associated Pneumonia: Predictive Microbiology and Evidence Based Therapy Infectious Diseases and Therapy Springer Nature Link 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