title: Agranulocytosis in a 12-year-old girl treated with procainamide.
mesh_terms: D000380:Agranulocytosis / Q000139:chemically induced*; D001145:Arrhythmias, Cardiac / Q000188:drug therapy; D001772:Blood Cell Count; D002648:Child; D005260:Female; D006801:Humans; D011342:Procainamide / Q000009:adverse effects* / Q000627:therapeutic use
chemical_list: D011342:Procainamide