Madam — Spine stereotactic body radiotherapy (SBRT) [ 1 Dunne E.M. Fraser I.M. Liu M. Stereotactic body radiation therapy for lung, spine and oligometastatic disease: current evidence and future directions. , 2 Tseng C.L. Eppinga W. Charest-Morin R. Soliman H. Myrehaug S. Maralani P.J. et al. Spine stereotactic body radiotherapy: indications, outcomes, and points of caution. ] delivers highly conformal ablative radiation, usually in one to five fractions [ 2 Tseng C.L. Eppinga W. Charest-Morin R.