头颈部肿瘤大多需放射治疗，有时需两程或两程以上治疗。这使得放射性脑损伤发生的可能性增大。为增进对本病的了解，现将我们遇到的8例报道如下。1资料与方法男5例，女3例；年龄5～69岁；鼻咽癌4例用面顿联合野治疗，脑星形细胞瘤术后2例，脊索瘤、脑膜瘤术后各1例。射野为病? Most head and neck cancers require radiation therapy and sometimes require two or more courses. This increases the likelihood of radiation-induced brain injury. In order to improve our understanding of this disease, we now report the 8 cases we encountered below. 1Materials and Methods 5 males and 3 females; aged 5 to 69 years; 4 cases of nasopharyngeal carcinoma treated with facial combination and field therapy, 2 cases of astrocytomas, 1 case of chordoma and 1 case of meningioma after surgery. . Shooting field is sick?