Is there a concern for using FFF beams in single isocenter multi target lung SBRT?
Is the steep shape of the FFF beam profile as you move away from the central axis concerning enough to favor flattened beams in this scenario?
1 Answer
Mednet MemberInvited Expert
Radiation Oncology · University of Louisville
Answered on
With the help of our physics faculty, here are our thoughts.
I wouldn't say it is wrong to treat these cases with a single isocenter, but at some point, you start to lose many of the advantages of it, particularly when the lesions are widely separated. As a general rule, if the jaw opening is exceed...
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