Impact of Patient-Reported Outcomes for Symptom Monitoring in Patients Followed for Head and Neck Squamous Cell Carcinoma (HNSCC)

This study is testing whether using a digital tool for patients to report their own symptoms during treatment for head and neck cancer improves how quickly problems are caught and managed. Patients will log symptoms using a smartphone or internet-connected device. **You may be eligible if...** - You are between 18 and 75 years old - You have localised squamous cell carcinoma (a common type) of the head and neck, being treated with the goal of cure using radiation therapy or chemoradiotherapy - You have a smartphone or internet access - You are covered by a social health insurance scheme in France **You may NOT be eligible if...** - You have had another cancer in the past 2 years - You have had prior radiation to the head and neck area - You are pregnant or breastfeeding - You are participating in another clinical treatment trial - You have barriers to using the digital symptom-reporting tool (language, vision, psychological, or geographical factors) Talk to your doctor to see if this trial is right for you.