There's some therapeutic effect from the injection. Certain conditions in the knee that do respond to injections include osteoarthritis. Some people have different types of arthritis other than ...
According to a study by Chevalier and colleagues, a single intra-articular injection of anakinra is no more effective than placebo for treating the symptoms of knee osteoarthritis (OA).
McCarthy "had a 2nd surgery on his right knee this week to address swelling that developed after an uptick in rehab activity." Seifert adds that McCarthy was given a "biologic injection." ...