DDx ⬇
- Bacterial pneumonia
- Viral pneumonia
- Aspiration pneumonia
- Pneumocystis pneumonia (PCP)
- Bronchitis
- Lung abscess
- Tuberculosis
- Pulmonary embolism
- Myocardial infarction
- Sarcoidosis
- Lung neoplasm
- Hypersensitivity pneumonitis
- Bronchiolitis or bronchiolitis obliterans with organizing pneumonia (BOOP)
Related DDx ⬆ ⬇
Etiology ⬆
More common
- Pseudomonas aeruginosa
- Staphylococcus aureus
- Enterobacter
- Klebsiella pneumoniae
- Escherichia coli
Less common
- Proteus
- Serratia marcescens
- H. influenzae
- Streptococci
- Acinetobacter