title: Electrocardiography for diagnosis and control of efficacy of oral quinidine sulfate in a case of atrial fibrillation in a Holstein cow.
abstract: Atrial fibrillation and its treatment in a five year old purebred Holstein cow was explored with electrocardiography. Conversion of atrial fibrillation to a normal sinus rhythm was accomplished with the oral administration of a cumulated total of 125 gm of quinidine sulfate over a period of five days.
mesh_terms: D000818:Animals; D001281:Atrial Fibrillation / Q000175:diagnosis / Q000188:drug therapy / Q000662:veterinary*; D002417:Cattle; D004562:Electrocardiography / Q000662:veterinary*; D005260:Female; D006325:Heart Atria; D006326:Heart Auscultation / Q000662:veterinary; D006339:Heart Rate; D011802:Quinidine / Q000627:therapeutic use*
chemical_list: D011802:Quinidine