Framebased-Frameless_DV_2017

OARs tolerance dose for hypofractionated SRS example 30Gy/5#,

brainstem? Optic nerves?chiasm?

2.Number of IC mets to be meaningfully

Number of IC mets to be meaningfully treated with SRS vs. WBRT

3.Are there special concerns with inhomogeneous dosing in brain mets

as opposed to for example lung mets?

4.Different fractionation doses/fractionation schedules depending on

met size (cut-offs?) and location?

5.Recommandations for patient positioning fixation for SBRT in thorax

and CNS

Questions