PD-1 Inhibitor Therapy Versus Radiotherapy in pCR Patients With Locally Advanced HNSCC After Neoadjuvant Immunochemotherapy

The PD-1 monoclonal antibody was the same as the neoadjuvant therapy before surgery, and the postoperative level was maintained at Q3\*6.

According to the guidelines, concurrent chemoradiotherapy is required, and carboplatin (50mg/m2) plus concurrent radiotherapy or cisplatin (30mg/m2) plus concurrent radiotherapy is optional.