Ebstein's anomaly is a congenital malformation of the heart characterised by apical displacement of the septal and posterior tricuspid valve leading to atrialisation of the right ventricle with a variable degree of malformation and displacement of the anterior leaflet, clinically wide spectrum of presentation is present in anomaly ranging from CCF in neonates to asymptomatic adults where it i s detected incidentally. Here we present a c/o 17-year-old male patient, a labourer by occupation,

more »

... nted to ER with sudden onset of palpitations and dizziness. O/E patient was conscious and obeying commands. PR > 180/min and BP 70 systolic. Treatment was started immediately in the Emergency Room (ER) beginning with oxygen supplementation by face mask at 6 L/min and IV line was secured; 1000 mL of ns bolus infused, vitals remained same. ECG showed ventricular tachycardia. Patient was sedated with 50 mics fentanyl and immediate electrical cardioversion was performed with 100J biphasic. Once ECG changes remained refractory, 200j shock given. ECG rhythm reverted to normal sinus rhythm. The patient was later diagnosed to have Ebstein's anomaly on performing 2D echo.