Primary Ewing's sarcoma of the C2 vertebra with progressive quadriparesis: Report of a rare case and review of the literature.

Background: Ewing's sarcoma is a malignant primitive neuroectodermal tumor (PNET) of childhood and adolescence. Primary Ewing's sarcoma of the spine is uncommon, and even more rarely involves the C2 vertebra.

Case Description: A 14-year-old patient was admitted with a history of chronic neck pain, which exacerbated after playing contact sports 3 weeks before presentation.