The following manifestations can be seen: 1. Lymph node enlargement, which can occur when there is inflammatory stimulation or cancer lymph node metastasis, simple inflammation can be anti-inflammatory and pain relieving, if it is cancer metastasis, anti-cancer treatment is needed, lymph node dissection if necessary. 2. Lipoma, where there is fat, there is a possibility of lipoma, do not over-stimulate, it can be removed with laser, liquid nitrogen or surgery. 3. 3. hard lumps of breast enlargement, which are benign lesions and do not need to be treated. 4. breast fibroids, which have the possibility of malignancy and need to be detected, diagnosed and removed early. 5. breast cancer, which is infiltrative and invades the nerves and can be painful, requires mastectomy in the early stage and chemotherapy in the late stage.