Volumetric variations and the effects of these differences on dosimetry during the course of volumetric modulated arc therapy for head and neck cancer.

CONCLUSION:Significant changes were observed in the volume of target and parotid glands despite it not reflected much in dosimetry. A new CT scan can be recommended to evaluate for an adaptive plan in 5th week in the absence of clinically usable online correction methods.
Source: Head and Neck Oncology - Category: Cancer & Oncology Source Type: research