EP Quiz Archive
EP Quiz #79
A 62-year-old with ischaemic CM, EF 28%, recurrent VT despite amiodarone and prior ablation — what is the role of VT ablation in this setting per current guidelines?
EP Quiz #78
A 55-year-old with persistent AF is being considered for hybrid ablation (thoracoscopic epicardial + catheter endocardial). What are the outcomes compared to catheter-only ablation?
EP Quiz #77
A 69-year-old with AF undergoes LAAO with Watchman FLX. At 45-day TOE, a device-related thrombus is seen. What is the incidence, risk factors and management?
EP Quiz #76
A 43-year-old with non-ischaemic CM and EF 20% has LBBB. He is symptomatic despite OMT. CRT implant is planned. What is the evidence for conduction system pacing vs conventional CRT?
EP Quiz #75
A 52-year-old post-MI patient has a ventricular aneurysm and hemodynamically stable VT. Endocardial mapping shows a large scar. What are the ablation strategies?
EP Quiz #74
Identify: ECG shows P wave morphology changing every 3 beats in a 55-year-old with COPD and hypoxia. What is the arrhythmia and how do you treat the underlying cause?
EP Quiz #73
A patient with subcutaneous ICD (S-ICD) has oversensing of myopotentials leading to inappropriate therapy. What are the programming solutions for S-ICD oversensing?
EP Quiz #72
A 36-year-old with long QT-2 (KCNH2 mutation) is on nadolol. She is pregnant (28 weeks). What are the arrhythmia risks during pregnancy and management strategies?
EP Quiz #71
A 70-year-old post-MV repair patient has junctional escape rhythm at 42 bpm with 3rd degree AV block. He is 10 days post-surgery. Is the AV block expected to recover?
EP Quiz #70
A 44-year-old female with atrial tachycardia after prior PVI presents with recurrent AF. The AT shows centrifugal activation from the posterior left atrium. What is the mechanism?
EP Quiz #69
A 34-year-old with Anderson-Tawil syndrome has periodic paralysis, QT prolongation, and ventricular arrhythmias. What is the genotype-phenotype correlation and management?
EP Quiz #68
ECG shows ST elevation with RBBB and left axis deviation in a haemodynamically unstable patient with wide complex tachycardia. What is the differential and immediate management?