Fig. 4From: Balloon kyphoplasty and additional anterior odontoid screw fixation for treatment of unstable osteolytic lesions of the vertebral body C2: a case seriesCT-scan in lateral (a) and coronal (b) view with instable osteolytic lesion (arrows) in the base of C2 (16 mm × 11 mm × 15 mm) (Case 1)Back to article page