Gout knee effusion mainly rely on medication to lower uric acid treatment, swelling is obvious when feasible joint cavity puncture fluid extraction treatment. Gout patients in the joint manifestations often have repeated episodes of acute arthritis, chronic arthritis, etc., in which acute gouty arthritis often joint effusion manifestations, the affected joints manifested as redness, swelling, heat, pain, joint fluid can have uric acid crystals. Treatment mainly includes uric acid-lowering treatment and arthrocentesis. 1. Uric acid-lowering treatment: it should be used early, commonly used drugs are non-steroidal anti-inflammatory drugs such as colchicine, diclofenac sodium, etc. Glucocorticosteroids, such as methylprednisolone, etc., can be used if necessary. Generally, uric acid-lowering treatment is not taken during acute attacks, but those who have already started to take the drugs do not need to stop. 2. Arthrocentesis: When the amount of joint effusion is large and the joint swelling is obvious, arthrocentesis can be used to extract the fluid, which can relieve the symptoms. Gouty arthritis joint effusion patients should go to a regular hospital, under the guidance of a professional physician to choose the appropriate treatment, do not self-medication.