Figure 1From: Preliminary comp arison of helical tomotherapy and mixed beams of unmodulated electrons and intensity modulated radiation therapy for treating superficial cancers of the parotid gland and nasal cavityIsodose distributions for a TomoTherapy plan (left) and mixed beam plan (IMRT:electron weighting = 1:4, right) of a patient with cancer of the parotid gland. The PTV is shown in red colorwash.Back to article page