TY - JOUR T1 - Restrictive Cardiomyopathy Secondary to Hydroxychloroquine Therapy JF - The Journal of Rheumatology JO - J Rheumatol SP - 440 LP - 441 DO - 10.3899/jrheum.080305 VL - 36 IS - 2 AU - VINAYAK A. MANOHAR AU - WILLIAM D. EDWARDS AU - KYLEW. KLARICH AU - KEVIN G. MODER Y1 - 2009/02/01 UR - http://www.jrheum.org/content/36/2/440.abstract N2 - A 64-year-old woman with a history of systemic lupus erythematosus, treated for more than 10 years with prednisone and hydroxychloroquine, presented with severe progressive dyspnea on exertion. She had no other significant medical history. Examination revealed an S3 gallop. Transthoracic echocardiogram (TTE) demonstrated a 46% ejection fraction (EF) with generalized left ventricular hypokinesis, grade 3/4 … ER -