Frontiers Neonatal Ventilator Associated Pneumonia: A Quality Improvement Initiative Focusing on Antimicrobial Stewardship ()? is a lung infection that can cause serious health complications, especially in patients with weakened immune systems. When a patient is 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 HCAP is out New IDSA Guidelines for HAP and VAP JournalFeed Full article: The pathogenesis of ventilator associated pneumonia: old and new mechanisms CAP vs. HCAP vs. HAP vs. VAP FOAMid