Fig. 1From: A practical guide for planning pelvic bone percutaneous interventions (biopsy, tumour ablation and cementoplasty)A 77-year-old man with clinical background of melanoma presenting with a new lytic lesion in the left sacral wing. a CT 3D reconstruction shows the lytic lesion (white dotted line). b, c PA and lateral fluoroscopic views were used to guide the biopsy, which was performed with a coaxial 16-G cutting needle and confirmed melanoma metastasisBack to article page