Grade* | Injury type | Description of injury |
I | Contusion | Unilateral, <1 lobe |
II | Contusion | Unilateral, single lobe |
Laceration | Simple pneumothorax | |
III | Contusion | Unilateral, >1 lobe |
Laceration | Persistent (>72 hours) air leak from distal airway | |
Hematoma | Nonexpanding intraparenchymal | |
IV | Laceration | Major (segmental or lobar) air leak |
Hematoma | Expanding intraparenchymal | |
Vascular | Primary branch intrapulmonary vessel disruption | |
V | Vascular | Hilar vessel disruption |
VI | Vascular | Total, uncontained transection of pulmonary hilum |
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