Smaller lymphatic cysts after surgery can recover on their own, while larger ones require puncture and drainage. For lymphatic cysts after surgery, usually when malignant tumors are resected, it is necessary to expand the lymph node dissection. During the process of dissection, due to the damage to their own lymph node tissues, resulting in obstruction of lymphatic circulation, lymphatic cysts can appear after surgery, which is a normal phenomenon, no need to worry about it. Smaller lymphatic cysts usually recover on their own, while larger lymphatic cysts usually need to be drained by puncture, and can recover on their own after the excess fluid is removed by puncture. Patients can go to the general surgery department of the local hospital for consultation and treatment with the advice of a specialized doctor, and the above views are for reference only. If there is any post-surgical lymphatic cyst, it is recommended to go to the hospital in time and follow the doctor’s instructions for treatment.