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[英]／WennerbergJActaOtolaryngol．1995，115（4）．－465～474头颈部鳞癌治疗的关键是局部控制。早期癌对以通过单纯手术或单纯放疗达到根治。而晚期癌的手术边缘常有肿瘤残留或局部K域多有亚临床转移灶，需要进行辅助性放疗。本前放疗的目的在于减少肿瘤细胞的数量，同时希
[English]/Wennerberg JActaOtolaryngol. 1995, 115(4). The key to treatment of head and neck squamous cell carcinoma is local control. Early cancers can be cured by surgery or radiotherapy alone. The surgical margin of advanced cancer often has residual tumors or more sub-clinical metastases in the local K-zone, which requires adjuvant radiotherapy. The purpose of the previous radiation therapy was to reduce the number of tumor cells, while