Breast cancer and breast cancer, differentiated from the site of metastasis, the more serious belongs to brain metastasis, followed by liver metastasis, lung metastasis, and finally bone metastasis lymph node and soft tissue metastasis. Breast cancer is a malignant tumor of the epithelial cells of the breast, which generally belongs to superficial organs and usually does not affect the patient’s life expectancy. The presence of metastasis in breast cancer indicates that the breast cancer has progressed to an advanced stage. The appearance of metastasis to distant organs will reduce the survival time of the patient. Like brain metastasis and liver metastasis are relatively more serious, patients will have blurred consciousness, epilepsy, cirrhosis and other symptoms respectively, which will be life-threatening. When breast cancer metastasis is detected, patients should confirm the diagnosis as soon as possible and choose the appropriate treatment plan. With positive attitude, encouragement and support from family members, patients can achieve better survival expectation and quality of life.