Presentation
Road traffic accident, neck pain, no neurological deficits.
Patient Data
Age: 30 years
Gender: Male
From the case:
Odontoid (peg) fracture
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Oblique linear fracture noted in the odontoid process and lower part of the anterior tubercle of C1.
Case Discussion
This is an Anderson and D'Alonzo type II odontoid fracture, an unstable injury. It has the highest rates of non-union. Differential diagnosis includes Bergmann's ossicle.