Bilateral breast cysts BI-RADS2 category, if the cysts are relatively small and have no clinical symptoms, the fluid inside the cysts may not need to be sucked out for the time being, but need to be rechecked regularly, and then according to the results of the rechecking, appropriate treatment will be carried out. Bilateral breast cysts BI-RADS2 are benign cysts. If they are not accompanied by obvious pain, fever and other uncomfortable symptoms, they do not need to be treated clinically for the time being, and can be observed and examined regularly. If, during regular checkups, cystic tissue is found to be gradually increasing in size, cystic secretions are increasing, or obvious symptoms of discomfort occur, then further examination is required. If the cyst grows more rapidly or has malignant characteristics or other undesirable conditions, the fluid needs to be sucked out by methods such as puncture and drainage or surgical treatment. Patients with breast cysts should seek timely medical attention and follow the doctor’s instructions for appropriate treatment.