A Giant in the Neck: Cytomorphology of a Rare Cervical Vertebral Lesion.
BACKGROUND Giant cell tumour of bone (GCTB) is a locally aggressive primary bone neoplasm that predominantly involves the epiphyseal-metaphyseal regions of long bones. Involvement of the mobile spine is uncommon, with cervical vertebral localization being particularly rare. Preoperative diagnosis at this site can be ch...