SBRT- proper patient selection
Inclusion
• Able to lie flat for extended period of time 40-50 minutes
• Reasonable performance status
• Lesion clearly identified on CT or MRI
• Limited number of lesions ≤ 2-3 spinal levels
• Gross tumor ≥ 3-5 mm from spinal cord
Exclusion
• MSCC
• no MRI possible
• recent
89
S
• prior RT to 45 Gy2
• spinal instability
Patient A
Patient B
Patient C
distress
relaxed
nervous
nervous
performance
good
good
poor
physical
complaints
no pain
no pain
highly
symptomatic
set up error
1 mm
3 mm
5mm