Refractory paroxysmal supraventricular tachycardia incited by multiple mechanisms.
A patient with refractory paroxysmal supraventricular tachycardia post acute myocardial infarction is presented. His bundle recordings and atrial stimulation studies suggest atrioventricular nodal reentry precipitated by three different mechanisms. Therapy required permanent coronary vein pacing and drugs.
D001283:Atrioventricular Node / Q000503:physiopathology*; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000150:complications; D010138:Pacemaker, Artificial; D011433:Propranolol / Q000627:therapeutic use; D013614:Tachycardia, Paroxysmal / Q000209:etiology / Q000503:physiopathology* / Q000628:therapy
D011433:Propranolol