方法120例均经病理证实的鼻咽肿瘤经外照射全量后复查，确定腔内仍有残留病灶者，给予后装放射治疗15 -30gy。
Methods 120 cases all proved as nasopharyngeal neoplasms were treated with brachytherapy (15 ~ 30gy). These cases all had intracavitary residual tumors after full external radiation therapy.
方法120例均经病理证实的鼻咽肿瘤经外照射全量后复查，确定腔内仍有残留病灶者，给予后装放射治疗15 -30gy。
Methods 120 cases all proved as nasopharyngeal neoplasms were treated with brachytherapy (15 ~ 30gy). These cases all had intracavitary residual tumors after full external radiation therapy.
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