| Expansion | Shift | Percussion | Breath Sounds | Vocal Resonance | |
|---|---|---|---|---|---|
| Consolidation | ↓ | Dull | Bronchial | ↑ | |
| Collapse | ↓ | Towards | Dull | ↓ | ↓ |
| Lobectomy | ↓ | Towards | Dull | Silent | Silent |
| Effusion | ↓ | Away | Stony dull | ↓ | ↓ |
| Pneumothorax | ↓ | Away | ↑ | ↓ | ↓ |
| Emphysema | ↓ (both) | Normal/↑ | Polyphonic wheeze | ||
| Asthma | ↓ (both) | Ronchi |