The healing process takes about two weeks after total mastectomy, and you can gradually return to your normal working life three months after the operation. The exact time depends on individual’s physical condition. How long is the recovery period after total excision of breast cancer in situ is related to the patient’s personal physical condition, the effect of postoperative care and the scope of surgical wound. Generally speaking, the wound can be basically healed and the stitches removed in two weeks after total mastectomy, during the period, patients should pay attention to keep the wound clean and dry, and observe closely. If there is oozing or abnormal swelling, you should consult a doctor in time to remove the infected foci. If there are no special circumstances, the patient can gradually return to normal life about three months after the operation. Train the upper limb of the affected side from one month after surgery, and follow the doctor’s instruction to gradually establish a normal sports lifestyle of the affected side. After total excision of carcinoma in situ, patients should pay attention to going to regular hospitals for rechecking regularly.