作者从1988～1990年对32例具有下列一个或多个高危险因素者进行了加速放疗:切缘(+);病变扩展到颈部软组织或皮肤;单个大的神经干侵犯或≥3个小神经支受侵;≥4个淋巴结受侵;任何单个淋巴结≥6cm,以及任何有包膜外侵的淋巴结。 男性25例,女性7例。年龄29～94岁(中数60)。口腔12例,口咽7例,喉咽13例。按1988年AJC分期,Ⅳ期27例,Ⅲ期5例。23例有1个高危因素,9例有2～3个 From 1988 to 1990, the authors performed accelerated radiotherapy on 32 patients with one or more of the following high risk factors: margin (+); lesions extending to the neck soft tissue or skin; single large necrosis or ≥ 3 small Nerve branches were invaded; ≥ 4 lymph nodes were invaded; any single lymph node was ≥ 6 cm, and any lymph nodes with extracapsular invasion. There were 25 males and 7 females. Age 29 to 94 (median 60). Oral 12 cases, oropharynx 7 cases, 13 cases of throat. According to the 1988 AJC staging, there were 27 cases of stage IV and 5 cases of stage III. 23 patients had 1 high risk factor and 9 patients had 2 to 3