在癌症发生的早期,往往就存在着某些征兆,有些征兆明显些,容易看到;有的征兆十分隐蔽,不易察觉。这些征兆可看作“癌症报警信号”。“信号”的发现并不等于癌症的发生,但一旦发现,就应该穷追不舍,查它个水落石出,做到早发现早治疗。我国卫生部门根据目前癌症的发病情况,总结出 In the early stages of cancer, there are often some signs, some obvious signs, easy to see; some signs are very subtle, not easy to detect. These signs can be seen as “cancer alarm signal.” The discovery of “signal” is not equal to the occurrence of cancer, but once found, it should be pursued, check it out, so early detection and early treatment. China’s health sector based on the current incidence of cancer, summed up