Margin-free, en bloc resection of a multilevel cervical chordoma with C-2 involvement: case report with 2-year follow-up and description of operative technique.

The purpose of this technical/case report is to demonstrate that the appropriate oncological principle of margin-free, tumour en bloc removal can be successfully achieved in a large multilevel chordoma with C-2 involvement, with limited morbidity. Although technically challenging, such an approach offers the patient's best chance for cure.