Two-step beam geometry optimization for volumetric modulated arc therapy gantry angles in breast treatments.

Journal: Medical physics
Published Date:

Abstract

BACKGROUND: In partial arc volumetric modulated arc therapy (VMAT) for treating breast cancer, setting up the limiting gantry positions of the treatment machine is a nontrivial yet repetitive and time-consuming task during planning. Templatized solutions exist but may not provide adequate plan quality.

Authors

  • Mikko Hakala
    Varian Medical Systems Finland Oy, Paciuksenkatu 21, FI-00270 Helsinki, Finland.
  • Luca Cozzi
    Radiotherapy and Radiosurgery Department, Humanitas Clinical and Research Center, Milan-Rozzano, Italy.
  • Elena Czeizler
    Varian Medical Systems Finland Oy, Paciuksenkatu 21, FI-00270 Helsinki, Finland.