Category: ECG / Electrophysiology

ECG lead system for treadmill test is known as: a) Body surface mapping b) Frank orthogonal leads c) EASI 5 lead system d) Mason-Likar torso leads

Not an AV node independent tachycardia: a) Atrial tachycardia b) Atrial flutter c) Atrial fibrillation d) Atrioventricular reentrant tachycardia

Atrioesophageal fistula is a potential complication of: a) AVNRT ablation b) AVRT ablation c) Pulmonary vein isolation d) RVOT VT ablation

Sick sinus syndrome in post op CHD occurs most often in: a) Fontan and Glen b) TOF repair c) Arterial switch d) None of the above

Which of the following is not a measure of ventricular repolarization? a) QT dispersion b) T wave width c) QRS-T angle d) QRS width

Negative delta and QRS in inferior leads suggest: a) Posteroseptal pathway b) Anteroseptal pathway c) Left lateral pathway d) Right lateral pathway

Predictors of response to CRT from the MADIT-CRT trial: a) Nonischemic origin b) LBBB c) QRS >/= 150 msec d) All of the above

Usual corrected sinus node recovery time: a) Less than 550 milliseconds b) Less than 150 milliseconds c) More than 1500 milliseconds d) None of the above

Posterior papillary muscle tachycardia has: a) LBBB pattern with inferior axis b) LBBB pattern with superior axis c) RBBB pattern with superior axis d) RBBB pattern with inferior axis

Epicardial ablation for VT is considered when: a) When intracardiac approach has failed b) Intracardiac thrombi present c) Prosthetic valves precluding an intracardiac approach d) All of the above