Chance fractures are spinal fractures that typically occur in the thoracolumbar region and are frequently associated with concomitant intra-abdominal injuries1. Chance fractures have a horizontal fracture line beginning at the spinous process, extending through the pedicles and vertebral body2.
Historical
This type of fracture was first described in the literature in 1948 by Chance GQ3.
AO Classification
According to the AO Classification of Thoracolumbar Fractures, Chance fractures are classified as B1 fractures.
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