An 8 month old female child presented to emergency with a hea rate of 220/minute and features of cogestive hea failure. Her hea rate comes down to normal after administering intravenous adenosine. What is the most likely diagnosis ?
Most common indication of adenosine is paroxysmal supra ventricular tachycardia Ref : Harrison principals and practice of internal medicine, 19th edition, p.no:1479
Atrial fibrillation
Atrial flutter
Paroxysmal supraventricular tachycardia
Ventricular tachycardia
C.V.S