癌症患者在病程后期存在癌性疼痛，其中约有２／３的没有得到控制。由于头颈部神经丰富并且经常活动，因此中晚期癌症患者发生癌痛的比例较高。我科从１９９３年起对１０例癌痛患者采用三阶梯法药物治疗，效果良好，现报道如下。１三阶梯法药物治疗癌性疼痛的原则１．１从... Cancer patients have cancer pain later in the course of the disease, of which about two-thirds are not controlled. Because of the richness of the head and neck nerves and their regular activities, the proportion of patients with advanced cancers who have cancer pain is higher. Since 1993, our department has applied three-step medicine to 10 patients with cancer pain. The results are good and are reported below. A three-step method for the treatment of cancer pain 1.1 principle from ...