Some of them are hyperplastic nodules formed by breast enlargement. After effective medical treatment, many hyperplastic nodules can gradually fade away or even disappear, while some are substantial nodules in the breast, which are the category of tumor, including benign nodules and malignant nodules. Benign nodules usually have regular margins and a smooth surface, such as breast fibroadenoma, while malignant nodules may have obvious changes in the burr sign, calcification of adjacent tissues, and may also show a non-smooth surface on examination, and may even have obvious tenderness. After the diagnosis of malignant nodules, surgery should be actively chosen. The treatment of malignant tumors of the breast is also a comprehensive treatment based on surgery, and early diagnosis and early and timely treatment, the prognosis and survival is still very satisfactory.