The Registry Study of Genetic Alterations of Oropharyngeal Cancer in Taiwan

This study is creating a genetic registry of patients in Taiwan with squamous cell carcinoma of the head and neck (particularly throat cancer, oropharyngeal cancer) to understand the role of genetic changes — including HPV (p16) status — in whether cancer comes back after treatment. **You may be eligible if...** - You are 20 years or older - You have been diagnosed with squamous cell carcinoma of the head and neck (confirmed by pathology) - You have tumor tissue available for genetic testing - Your cancer has returned more than 6 months after initial curative treatment (if in the recurrence group) - You have a life expectancy of more than 3 months - You are willing to have regular follow-up **You may NOT be eligible if...** - No tumor tissue is available for genetic testing - You have another active cancer that has required treatment in the past 3 years (with some exceptions) - You are unable or unwilling to provide a complete medical history - Your compliance with the study is uncertain Talk to your doctor to see if this trial is right for you.