Effection of intra-articular injection of triamcinolone acetonide for the treatment of synovitis and articular capsulitis

Objective To evaluate the clinical effection of TMJ upper cavity's irrigation to treat synovitis and articular capsulitis.Methods Forty-one cases with synovitis and articular capsulitis were irrigation with sahsolution through TMJ upper cavity and were injected with triamcinolone acetonide injection in the cavity.Clinical effection was observed after 6 months.Results Twenty-eight cases(68.3%)were effective;12 cases(29.3%)were improved and 1 case(2.4%)had no effection.Conclusions The use of TMJ upper cavity's irrigation and injection with triamcinolone acetonide injection for treatment of synovitis and articular capsulitis is effective. Key words: TMJ; Irrigation; Synovitis; Capsulitis; Triamcinolone acetonide injection