Toripalimab Plus Surgery vs Surgery Alone for Resectable Recurrent Nasopharyngeal Carcinoma

The recurrence time is more than 6 months from the end of radiotherapy.

Histologically confirmed recurrent nasopharyngeal carcinoma.

Resectable nasopharyngeal diseases: recurrent T1 (the tumor is confined in nasopharynx, oropharynx and/or nasal cavity without parapharyngeal involvement); recurrent T2 (the tumor is confined in the superficial parapharyngeal spacer and is more than 0.5cm far from the internal carotid artery) and recurrent T3 (the tumor is confined in the base wall of the sphenoid sinus and is more than 0.5cm far from the internal carotid artery and cavernous sinus). (according to the 8th edition of American Joint Committee on Cancer (AJCC) staging system for nasopharyngeal carcinoma)

Resectable recurrent regional lymph node diseases (recurrent N1-3) without prevertebral fascia, cervical vertebrae, or common/internal carotid artery involvement. (according to the 8th edition of AJCC staging system)