EP Quiz Archive
EP Quiz #85
A 59-year-old with congenital complete heart block has a VVI pacemaker since childhood. He now has RV dysfunction from pacing-induced cardiomyopathy. What is the upgrade strategy?
EP Quiz #84
An 80-year-old with AF and renal failure has a high haemorrhagic and stroke risk (CHA₂DS₂-VASc 5, HAS-BLED 4). How do you balance anticoagulation decisions?
EP Quiz #83
A 33-year-old asymptomatic male has Brugada pattern on ECG during a pre-employment screening. His father died suddenly at 45. What is the risk stratification algorithm?
EP Quiz #82
A 58-year-old diabetic with DN nephropathy (eGFR 22) has AF and is on rivaroxaban. His renal function deteriorates. What are the anticoagulation options at very low GFR in AF?
EP Quiz #81
A 41-year-old with peripartum cardiomyopathy (EF 30%) is 3 months post-delivery. She has NSVT. Should she receive an ICD or a wearable defibrillator in the acute phase?
EP Quiz #80
A 47-year-old with AF and obstructive sleep apnoea. He has not been treated for OSA. His AF recurrence rate post-ablation is high. What is the relationship between OSA and AF?
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?