Today's Topic: Ventilator Associated Pneumonia (VAP) VAP is a type of pneumonia that develops 48 hours or more after intubation and mechanical ventilation. Why It Happens: Bacteria enter the Updated IDSA ATS Guidelines on Management of Adults With HAP and VAP Oral Wellness Measures Show Mitigation in Hospital Acquired Pneumonia Infection Control Today Life in icu follow for more clinical tips Ventilator Associated Pneumonia (VAP) Definition: Pneumonia that develops 4872 hours after endotracheal intubation and mechanical ventilation. Common Causes Gram negative bacilli A retrospective evaluation of multiple definitions for ventilator associated pneumonia (VAP) diagnosis in an Australian regional intensive care unit Infection, Disease & Health Microbiology of Ventilator Associated Pneumonia IntechOpen