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High-Risk Imaging Features of BTTAI
| Posterior mediastinal hematoma >10 mm8 |
| Lesion to normal aortic diameter ratio >1.48 |
| Mediastinal hematoma causing mass effect6 |
| Pseudocoarctation of the aorta6 |
| Large left hemothorax6 |
| Ascending aortic, aortic arch, or great vessel involvement9 |
| Aortic arch hematoma7 |
BTTAI indicates blunt traumatic thoracic aortic injury.
