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癌症恶变质(Cancer Cachexia,C-C)伴随肿瘤患者病情进展,尤其是晚期肿瘤患者出现的一种综合征,其以蛋白质、脂类、糖类代谢异常为特点,临床表现为食欲不振、极度消瘦、贫血、无力和衰竭等,癌症的病死率因此可上升近50%。人们对此虽然研究已久,但至今尚无一明确的解释。尽管厌食现象往往伴随癌症恶病质的产生过程,但仅以食物摄取下降尚不能完全解释其所有现象,同时临床上以营养支持治疗亦未取得明显成功。近年来,研究发现癌症恶病质患者异常的物质代谢与其机体异常激素水平密切相关,现分析综述如下。
Cancer Cachexia (CC) is associated with the progression of cancer patients, especially in advanced cancer patients. It is characterized by abnormal metabolism of proteins, lipids, and carbohydrates. The clinical manifestations are loss of appetite and extreme weight loss. With anaemia, asthenia, and failure, the cancer mortality rate can therefore rise by nearly 50%. Although people have studied this for a long time, there is no clear explanation yet. Although the anorexia phenomenon is often accompanied by the development of cancer cachexia, the decline in food intake alone does not fully explain all of its phenomena. At the same time, clinical nutrition support treatment has not achieved significant success. In recent years, studies have found that abnormal metabolism of cancer cachexia patients is closely related to their abnormal body hormone levels. The analysis is summarized below.