title: Polymorphous ventricular tachycardia.
mesh_terms: D004562:Electrocardiography; D005260:Female; D006801:Humans; D007545:Isoproterenol / Q000627:therapeutic use; D008875:Middle Aged; D013610:Tachycardia / Q000175:diagnosis* / Q000188:drug therapy
chemical_list: D007545:Isoproterenol