Retrograde atrial preexcitation by programmed ventricular extrastimulation in paroxysmal supraventricular tachycardia mediated by concealed bypass tracts.
D000293:Adolescent; D000328:Adult; D002304:Cardiac Pacing, Artificial; D004562:Electrocardiography; D005260:Female; D006325:Heart Atria / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013614:Tachycardia, Paroxysmal / Q000175:diagnosis* / Q000503:physiopathology