From Common Infection to Critical Threat Pneumonia is a lung infection that can be: Community acquired (CAP) contracted outside healthcare settings Hospital acquired (HAP) develops during a hospital stay Ventilator associated (VAP) Pneumonia (Part 2) VAP, HAP & COVID 19 Pneumonia Respiratory Lecture 8 IDSA HAP VAP Guidelines Update 03032017 Impact of guidelines on HAP and VAP outcomes European Respiratory Society