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恶性肿瘤(又称癌症)是一组严重危害人民健康的疾病。据WHO国际肿瘤研究理事会报道,到2020年全球肿瘤发病率将上升50％,其中1/3可治愈,1/3可通过治愈感染和改变生活方式来预防,剩下的1/3不可治愈,但可通过镇痛等支持治疗来提高生活质量。过去人们一般认为肿瘤是西方发达国家的高发疾病,但目前在发展中国家其致死率更高,在一些国家其致死率已达人群的1/4以上,其主要原因之一就是由于在发展中国家肿瘤初诊时80％已是晚期,不可治愈,因此癌症的早期发现对提高癌症的治愈率至
Malignant tumors (also known as cancer) are a group of diseases that seriously endanger people’s health. According to the report of the WHO International Cancer Research Council, global cancer incidence will increase by 50% by 2020, of which 1/3 will be cured, 1/3 will be prevented by curing infections and changing lifestyles, and the remaining 1/3 cannot be cured. , but can improve quality of life through supportive treatment such as analgesia. In the past, people generally believed that the tumor was a high-risk disease in Western developed countries. However, the mortality rate in developing countries is currently higher. In some countries, the mortality rate has reached more than a quarter of the population. One of the main reasons is that 80% of the initial diagnosis of national tumors is advanced and incurable. Therefore, early detection of cancer can increase the cure rate of cancer to