U.S., July 30 -- ClinicalTrials.gov registry received information related to the study (NCT07090707) titled 'PD-1 Inhibitor Therapy Versus Radiotherapy in MPR Patients With Locally Advanced HNSCC After Neoadjuvant Immunochemotherapy (HNC-SYSU-006)' on July 21.

Brief Summary: Head and neck malignant tumors rank as the sixth most common type of malignancy worldwide, with approximately 90% being squamous cell carcinoma (Head and Neck Squamous Cell Carcinoma, HNSCC). Globally, there are about 650,000 new cases of HNSCC annually, with China contributing approximately 350,000 new cases each year. At initial diagnosis, 60% of patients already present with locally advanced HNSCC, necessitating comprehensive treatment strategies.

In the first half...