Itchy skin after a fracture is very normal. After a fracture, patients may feel a range of sensations such as tingling, itching, and an ant-crawling sensation in the skin area. All these sensations are very common in the recovery process of fracture, and patients do not need to panic. For the mechanism of itchy skin after fracture, there are mainly the following: First, due to the fracture caused by localized swelling, the epidermis may appear in the process of swelling, necrosis, this time may be accompanied by itchy skin. Second, it may be caused by prolonged braking, for example, due to prolonged wearing of splints between the skin and the fixation device, there are some necrotic substances, which may lead to itchy skin. Third, it may be due to allergic reactions caused by some drugs or contact substances, for example, after using some specific fixation devices, due to the skin’s allergic reaction to the materials on the surface of the device, it may produce contact dermatitis in the contact area, which in turn leads to itching.