There is edema in the area of the joints and fluid accumulation, and the recovery time mainly depends on the cause. If the fluid accumulation is caused by gout and so on, promptly improve the uric acid test, you can choose colchicine and so on to reduce uric acid. Control the diet, try to avoid drinking beer, eating seafood, animal offal, in most cases about 1 week can significantly subside. If the joint effusion is caused by degenerative osteoarthritis, the recovery time is longer and can be determined by improving local X-ray examination. The joint cavity can be aspirated to remove the effusion, and in addition, oral glucosamine and sodium glacial injection in the joint cavity can be combined to help relieve it. If the effusion is caused by septic arthritis, timely antibiotic anti-infective treatment, such as cephalosporin, is required. The joint cavity can be cleaned arthroscopically, and complete dissipation of the effusion generally takes more than 3-4 weeks.