Two anatomical patterns: bronchopneumonia following bronchi and lobar pneumonia 90% S. pneumoniae
Bacterial
- Usually rapid onset
- Productive cough
- SOB
- Fatigue, anorexia, myalgia, fever
- Dull to percuss with reduced air entry
Community acquired when in hospital for 48hr+
CURB-65 Score: 2+ points hospital
Confusion Urea >7mmol/L RR >30 BP <90 systolic or <60 diastolic 65+
CAP - S. pneumoniae HAP - E. coli, Klebsiella spp, Enterbacter spp VAP - Pseudomonas spp Aspiration - anaerobes
Viral