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癌痛是癌症病人尤其是晚期癌症病人的主要症状。随着病情的发展 ,癌痛的逐渐加重 ,病人受癌痛夜以继日的折磨 ,达到了痛不欲生的程度 ,所以控制癌痛 ,改善病人的生活质量和带瘤生存 ,有着非常重要的意义〔1〕。硬膜外自控镇痛ＰＣＥＡ是近年来国际上应用较多的止痛方法之一〔2?
Cancer pain is a major symptom of cancer patients, especially advanced cancer patients. With the development of the disease, cancer pain gradually aggravated, the patient suffering from cancer pain night after day, reached the degree of pain, so control cancer pain, improve patient quality of life and tumor survival, has a very important significance [1]. Epidural analgesia PCEA is one of the most widely used analgesic methods in recent years [2?