Ventilator associated pneumonia (VAP) Causes, Symptoms and Treatment Options 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 A Closer Look at Vaping Associated Lung Injury: What You Can Do for Your Patients Ventilator Associated Pneumonia (VAP) EMCrit Project