乳腺癌目前占我国妇女恶性肿瘤发病的首位，是威胁妇女身体健康和生命安全的主要疾病。如能早期发现和治疗，治愈率还是很高的。例如，早期非浸润型原位癌，早期手术便可获终身治愈。问题是很多女性缺乏自我保健知识，不懂得作乳房自查，等到发现肿块时，多已近晚期。因此，学 Breast cancer currently accounts for the first place in the incidence of malignant tumors in women in China. It is a major disease that threatens the health and safety of women. If you can find and treat early, the cure rate is still very high. For example, early non-invasive carcinoma in situ can be cured for life by early surgery. The problem is that many women lack knowledge of self-care and do not know how to make a breast self-examination. When they find a lump, they are more advanced. Therefore, learning