Delayed development of os odontoideum after traumatic cervical injury: support for a vascular etiology.


A previously healthy 2-year-old girl sustained a C1-2 ligamentous injury after a motor vehicle accident and underwent successful halo immobilization, with postimmobilization images showing good cervical alignment. At the time, plain radiography, CT scanning, and MR imaging showed a normal odontoid. Four years later, however, the patient was found to have an… (More)
DOI: 10.3171/2010.11.PEDS10289


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