Comparison of intraarticular injection of depot corticosteroid and hyaluronic acid for treatment of degenerative trapeziometacarpal joints.

Background: Trapeziometacarpal joint arthritis is a disabling condition presenting with pain at the base of the thumb causing impairment of hand function. Nonoperative treatment at an early stage includes intraarticular steroid injection. Although this treatment may bring about prompt symptomatic relief, its efficacy is unpredictable.