Swelling above the knee may be caused by synovitis, gout, knee ligament injury and so on.
1. Synovitis: In the acute stage, the legs of patients with synovitis will be swollen and bruised, triggering pain. Therefore, the affected limbs can be elevated to accelerate the venous blood return of the lower limbs and relieve swelling.
2. Gout: Gout is a metabolic disorder disease, the body’s blood uric acid index is elevated leading to hyperuricemia, urate crystals along with precipitation will be deposited in the knee area, resulting in swelling of the knee.
3. Knee ligament injury: If knee ligament injury occurs, in addition to local pain, if overload activities, resulting in local bleeding, stagnation in the knee area and thus triggering swelling.
In addition to the above reasons, rheumatic diseases may also cause swelling of the knee joint. Therefore, it is recommended to go to the hospital for timely examination of swelling above the knee and choose the appropriate treatment according to the condition.