Increased blood sugar after circumcision has an effect that may affect the wound healing after surgery, making it less likely to heal. When there is a postoperative increase in blood sugar, the local blood circulation is poor, which may lead to the wound not easy to heal, and the increase in blood sugar is not easy for the growth of granulation tissue. Elevated blood glucose is also prone to harboring bacteria, leading to infection, which is even more detrimental to wound recovery. If it is the first episode of elevated blood glucose, it is important to go to the hospital in time to get a clear diagnosis and timely treatment. If you are a diabetic, you need to pay more attention to control blood glucose to meet the standard, to reduce the occurrence of various diabetic complications, so as not to cause the wound is not easy to heal. Postoperative blood glucose increase should be timely to the hospital to clarify the condition, under the guidance of the doctor to control blood glucose, and observe the postoperative wound condition.