Appendicitis patients with wound itching after surgery, generally common causes are mainly the following: First, the newborn granulation tissue at the wound in the process of proliferation, will cause mild itching of the wound, which is a normal physiological phenomenon. Local hot omelet can be used to apply external compresses, appropriate massage, physiotherapy, can improve local blood circulation, thereby reducing the itching symptoms of the wound, to be completely healed incision, itching symptoms can be eliminated on their own. Second, when the incision is infected, it will cause the accumulation of fluid and pus under the incision, which will cause local itching, and at the same time, the incision will be accompanied by obvious elevated skin temperature, swelling and pain on pressure. It is recommended that patients improve the local ultrasound examination as soon as possible to clarify the specific scope of the incision infection, open the incision as soon as possible to remove the subcutaneous accumulation of fluid and pus, and control the local infection after the wound itching symptoms can be relieved faster.