After breaking the foot, the ankle is particularly itchy, considering and local edema, nerve damage, local skin dryness and other factors. 1. Local edema: after breaking the foot, patients may be due to the local blood reflux is not good, and then the local pressure increases, stimulating the nerve endings, resulting in pain symptoms, but also because of the increased sensitivity of the nerves, there will be obvious itching phenomenon, especially in the recovery period is more obvious. 2. Nerve damage: in the broken foot at the same time, the local nerve may also suffer some damage, and in the recovery process, there are obvious itching symptoms. 3. Localized dry skin: some patients may be due to excessive dry skin in the ankle area, thus itching symptoms, and broken foot does not have much to do with. The phenomenon of itchy ankles after breaking the foot, there may be other reasons, so if necessary, you need to cooperate with the doctor to improve the examination, to determine the cause and then do the treatment, do not blindly use drugs.