Ventilator associated pneumonia: A lung infection that can occur in people who are on mechanical ventilation, The PROPHY VAP Trial: Ceftriaxone to Prevent VAP in Patients with Acute Brain Injury REBEL EM Emergency Medicine Blog Ventilator Associated Pneumonia (VAP) is a serious lung infection that occurs in patients on mechanical ventilation for over 48 hours. It is often caused by bacteria entering the lungs through the ventilator, leading Today's Topic: Ventilator Associated Pneumonia (VAP) Prevention Preventing VAP is crucial in mechanically ventilated patients to reduce morbidity, shorten ICU stays, and improve overall outcomes. TMC Exam Tip: Be prepared