In what cases do breast nodules or lumps need to be surgically removed? 1.Single solid nodule or mass larger than 1 cm in size. 2, Regardless of the size, single or multiple solid nodules or masses, ultrasound suggests irregular boundaries, strong echogenic calcification signs or abundant blood flow; mammography suggests burr signs or gravel-like calcification. 3.Long-term single or multiple small nodules or lumps with no change or shrinkage by conservative drug treatment, or increasing in size during treatment and with the above signs on examination. 4.Family history of breast cancer, long-term exposure to radiation in the chest, recent appearance of breast nodules or lumps after menopause; previous surgical treatment of breast cancer on the opposite side and now nodules appear in the breast, nodules or lumps appear again after removal of benign hyperplasia or fibroids in the breast; nodules or lumps with atypical hyperplasia on puncture examination. 5, There are more obvious nodules or lumps before preparing for pregnancy and delivery. 6.Single or multiple cysts of the breast exceeding 2-3 cm. 7. Small nodules or lumps under the areola found upon examination for nipple overflow. Indications for surgery for mastocytosis: 1.Severe lesions, ineffective long-term drug treatment, and severe mental stress affecting work and life. 2.Patients with severe lesions and family history of breast cancer. 3.The lump becomes bigger and harder during the follow-up process, and the original diffuse nodule becomes a limited isolated lump. 4.Patients with nipple discharge (especially bloody) and suspected cancer. 5.Mammogram suggesting calcification, especially small sediment-like or pinpoint-like calcification foci. 6.Puncture biopsy indicates atypical hyperplasia of the breast epithelium. 7.Breast cancer cannot be ruled out for other reasons.