| Lung Volume | Density | Differential | |||
| Increased (generalized) | None | Aspiration | |||
| CHD | |||||
| Increased (first days) | Multiple areas | Meconium Aspiration | |||
| (Strand-like densiities following | TTN | ||||
| bronchovascular patters) | |||||
| Localized | Pneumonia | ||||
| Increased pulm vascularity | CHD | ||||
| Increased (generalized) | Fine, lacelike, strand-like lines | PIE | |||
| or cysts. | BPD | ||||
| Increased >1wk - months | None | Chronic Aspiration | |||
| Cystic Fibrosis | |||||
| CHD | |||||
| Normal or decreased | Ground Glass | RDS | |||
| GBS pneumonia | |||||
| Variable | Variable | Persistent Pulm HTN | |||
| GBS pneumonia | |||||
| Localized increase | Air-filled | Lobar emphysema | |||
| Fluid-filled | Bronchial obstruction (early lobar emphysema, | ||||
| congenital cyst, bronchogenic cyst) | |||||
| Air and/or fluid filled | CCAM |
RDS
TTNB
MECONIUM ASPIRATION
PIE
BPD