After surgery and radiotherapy, breast cancer patients are faced with the problem of post-operative follow-up. However, many patients do not know what the purpose of postoperative follow-up is, nor do they understand the content of postoperative follow-up. For this reason, I have translated the following articles on postoperative follow-up of breast cancer published in foreign authoritative journals for patients’ reference. With the advancement of comprehensive treatment of breast cancer, the mortality rate of breast cancer has decreased significantly. The main concern of patients is the recurrence of breast cancer and the toxic side effects of long-term treatment. Who should be tested for genetic predisposition? It is well known that genetic factors play a role in the development of breast cancer. However, it is estimated that the percentage of patients carrying oncogenes is less than 1%, so not all patients need to undergo genetic testing. Genetic counseling may be considered for the following patients: age at diagnosis of breast cancer