Updated IDSA ATS Guidelines on Management of Adults With HAP and VAP Pneumonia Study Guide: CAP, HAP, VAP (1 page Resource) Etsy 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) D PRISM: a global survey based study to assess diagnostic and treatment approaches in pneumonia managed in intensive care Critical Care Springer Nature Link