These circumstances are a result of the existence of varied kinds of crystals within joints. Uric acid crystals give increase to gout, when calcium pyrophosphate crystals induce pseudogout. The crystals are to blame for pain, swelling and inflammation of joints, such as the knee, ankle and foot joints. Also, acupuncture https://www.theorthopaedicandpainpractice.com/what-is-an-anterior-cruciate-ligament-acl-injury/