calo 4d

For this purpose, a VMAT TBI plan with 14 full arcs and 7 isocentres was created for a 150 cm long patient. 4d wen4d The PTV was defined as the body minus a 5 mm margin at the skin surface, excluding the lungs, and received a prescription of 200 cGy per fraction The mean dose in lungs was constrained to 80% of the PTV dose