These cases are for practicing differential diagnosis of increased lung attenuation (consolidation, GGO).
# DDx of consolidation & GGO:
Infection
- Typical (Consolidation: bacterial, TB, fungal)
- Atypical (GGO: Viral, PCP, atypical bacterial)
Inflammation
- HP
- OP, Chronic eosinophilic pneumonia
- ILD: UIP, NSIP, RB-ILD, DIP
- Lipoid pneumonia
Metabolic
- PAP
Tumor
- Invasive mucinous adenocarcinoma
- Lymphoma
Vascular
- Edema
- Hemorrhage