Cancer is a malignant tumor, and there may not be a self-curing method yet. It is mainly through early detection and early treatment, and it may be possible to achieve a cure if it can be radically treated by surgery and combined with radiotherapy, bioimmunotherapy, endocrine therapy, targeted drugs and other comprehensive treatments, but it is not good by itself, and it is recovered only after the treatment. Cancer is generally a malignant tumor originating from epithelial tissues, and includes very many types of tumors, and cancer may occur in different parts of the body. In the early stage, there may be no obvious symptoms, and many of them are found unintentionally during physical examination, or they may show local lumps or have broken, infection, bleeding, etc. Generally, through surgical radical treatment and post-operative with comprehensive anti-tumor treatment, no recurrence for more than five years, this kind can be said to achieve clinical cure.