Fig. 1From: Giant cell tumour of the tendon sheath of the spine: clinical features and imaging findingsA 49-year-old male with benign GCTTS. The lesion, centred on the facet joint of the C1-2 vertebra, was expansive and osteolytic bone destruction with cortical discontinuity (A–C, arrow). The tumour appeared mainly hypointense on T1WI (E, arrow) and hypointense on T2WI (D, F, arrow)Back to article page