Fig. 6.

Radiological scans and intraoperative photograph of patient 12 a sagittal cervical MRI-T2 scan, red asterisk marks intradural, extramedullar tumor (C7) b sagittal cervical contrast enhanced MRI-T1 scan c sagittal MRI-T2 scan, the spinal canal is filled with widely disseminated tumor masses d and e F-18-FDG PET-CT (transversal, C7 (d) and sagittal, whole spine (e)) shows raised metabolism corresponding with the tumor at level C7 f intraoperative photograph taken during initial biopsy showing intradural mass