The analysis of radiation doseindicated that incidence of trismus was . % in doses below 70Gy and .%above 70Gy(P< 0.0). We consider that the radiation dose for the treatment of nasopharyngeal carcinoma should be about 70Gy in order to avoid trismus.
The analysis of radiation doseindicated that incidence of trismus was . % in doses below 70Gy and .%above 70Gy(P< 0.0). We consider that the radiation dose for the treatment of nasopharyngeal carcinoma should be about 70Gy in order to avoid trismus.
放射剂量70Gy以下和70Gy以上，其张口缩小的发生率分别为 ．％和．％，两组P值＜0．0，故此鼻咽癌的放射剂量应掌握在70Gy左右为宜。