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Comparison of 3D-CRT, IMRT, VMAT
locoregional RT including IMN
VMAT:
•
Improved / similar dose conformity
•
Reduction in mean heart and ipsilateral lung dose
•
Shorter delivery time
•
Reduced number of monitor units
•
However,
Slight increase in mean contralateral lung and breast dose
Higher volume of the heart receiving low dose
Osman RO 2014, Popescu IJROBP 2010, Qi Med Dosimetry 2014