PT - JOURNAL ARTICLE AU - Kuznar, Wayne ED - Aggarwal, Rohit TI - Autoantibodies Predict Treatment Response to Rituximab in Myositis DP - 2012 01 TA - MD Conference Express PG - 14--14 VI - 12 IP - 19 4099 - http://mdc.sagepub.com/content/12/19/14.1.short 4100 - http://mdc.sagepub.com/content/12/19/14.1.full AB - The presence of myositis-associated autoantibodies is the strongest predictor of improvement in patients with adult and juvenile myositis treated with B-cell depletion. This article describes findings from the Rituximab for the Treatment of Refractory Adult and Juvenile Dermatomyositis and Adult Polymyositis [RIM] study, in which baseline clinical, laboratory, and serologic predictors of response were examined in rituximab-treated patients with refractory myositis, defined as failure of steroids and at least 1 other immunosuppressive agent.