Atrioventricular block.
D003937:Diagnosis, Differential; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis* / Q000628:therapy; D006439:Hemodynamics; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis; D010138:Pacemaker, Artificial; D011379:Prognosis