Vitamin D and Head and Neck Cancer: Impact on Toxicity and Prognosis
ConditionHead and Neck Cancer
Trial statusRecruiting
Trial phaseNot listed
Trial typeObservational
Biological sexAll
Age18+
SponsorCentro di Riferimento Oncologico - Aviano
The goal of this observational study is to learn about relation between vitamin D levels in subjects with head and neck cancer. The main question it aims to answer are:
* variation of vitamin D levels in the study population at different time points * relation between therapy side effects and vitamin D level * relation between disease outcome and vitamin D level Participants will be followed as per clinical practice
non-metastatic locally advanced stages
patients candidate for radical or adjuvant radiotherapy
patients candidate for bilateral neck irradiation
written informed consent
distant metastases
patients with known disorders of calcium/vitamin D metabolism