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Topics:
Radiation Oncology • Palliation
Does location of an non-spinal osseous metastasis affect your SBRT dosing?
What is your normal dose-fractionation in this scenario?
Do you change your dosing if the lesion is in a weight bearing structure (femoral head/neck, tibia, etc.)?
Are there any other factors that influence your dosing?
Answer from: Radiation Oncologist at Academic Institution
Just a few thoughts: Location is an important consideration for SBRT dosing because normal tissue tolerances vary by organ/location. Three complications that I worry about are the risk of bone fracture, neuropathy and myositis when treating non spinal osseous mets with SBRT, especially i...
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Answer from: Radiation Oncologist at Academic Institution
Proximity to visceral organs and joints and whether the bone is weight-bearing are factors that I will consider. I favor multisession SBRT for higher risk bone metastases.