On-treatment Adaptation of Head and Neck Cancer Dosimetry Plans Using Novel Cone-beam CT and AI-driven Software

This is a feasibility study investigating the use of a high-performance HyperSight cone beam CT (CBCT) and adaptive planning software for both online and offline radiotherapy treatment planning for head and neck cancer.

Inclusion Criteria:Patient age ≥ 19Patient is scheduled for treatment on one of the five TrueBeam platforms at the NS Health QE2 site.Patient is receiving radiation therapy for cancer of the head and neck involving a target in either the ipsilateral or bilateral neck, with a minimum of 21 fractions.Exclusion Criteria:Patient is pregnant or has plans for pregnancy during the period of treatment.Patient is unwilling to consent to participating to the study, or for whom informed consent is not possible.Patient has previously undergone radiation therapy to the oral cavity or sinuses.Patient has had either a bilateral neck dissection and/or laryngectomy.