Patients with ankle effusion can undergo the following treatments: First, physical therapy: microwave physical therapy, hot compress or far-infrared physical therapy can be used, which has a good absorption effect on the ankle effusion and can reduce the pain of the ankle at the same time. Second, drug treatment: you can take oral synovitis tablets or pain-relieving drugs, such as meloxicam and celecoxib, for the treatment of ankle effusion. Third, joint cavity injection of sodium glass acid: If it is caused by synovitis secondary to ankle osteoarthritis, joint cavity injection of sodium glass acid can be used for arthritis treatment, which can also facilitate the absorption of ankle fluid, while more ankle fluid can be pumped out before the injection. Fourth, treatment for the cause: If the effusion is caused by inflammation, the inflammation of the ankle joint should be actively treated. If it is caused by infection, rheumatism or rheumatoid, actively treat rheumatism, rheumatoid and infection.