Systemic lupus erythematosus associated with procainamide.
D000368:Aged; D006327:Heart Block / Q000188:drug therapy; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000139:chemically induced*; D008297:Male; D009203:Myocardial Infarction / Q000188:drug therapy; D011342:Procainamide / Q000009:adverse effects*
D011342:Procainamide