Sudden swelling and pain in the ankle may be caused by trauma to the ankle joint, or it may be caused by an autoimmune disease.
1. Trauma: The ankle joint belongs to an important composite joint in the human body, which is relatively poorly stabilized by the ankle joint, and therefore requires multiple ligaments to maintain the stability of the joint. If the ankle joint suffers from external force, it is likely to cause damage to the ligaments around the ankle joint or fracture of the ankle joint, the common ones are acute sprain of the ankle joint and avulsion fracture of the ankle joint.
2. Autoimmune diseases: Patients with autoimmune diseases may also experience accumulation in the ankle area, causing the above symptoms, and the sudden attack of the disease is likely to be due to immunocompromise, improper diet, or stimulation by cold or wet environment. Common diseases such as rheumatoid arthritis and gouty arthritis.
Sudden swelling and pain in the ankle may also have other causes, need to exclude whether there are bone tumors and arterial embolism and other diseases. It is recommended to go to the hospital in time, complete the examination to clarify the cause of the disease, and then give targeted treatment or treatment under the guidance of the doctor.