Geneva, July 20 -- International Clinical Trials Registry received information related to the study (ChiCTR2600127851) titled 'A prospective multicenter randomized controlled clinical study on individualized exemption from prophylactic neck irradiation for postoperative pT3-4N0 head and neck squamous cell carcinoma' on July 8.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: The first hospital of China Medical University

Condition: Head and neck malignant tumors

Intervention: Experimental group:Only irradiate the primary tumor bed (the target area includes the surgical cavity and the adjacent high-risk areas), without performing prophylactic

Recruitment Status: Not Recruiting

Phase: 3

Date of First Enr...