New Series of Interactive Cardiology MCQs 4

| October 22, 2026 | General Cardiology | No Comments

Cardiology MCQs: Part 4

Answered: 0 / 25

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1. Which parameter is measured during the wave-free period of diastole without hyperemic agents?

2. The genetic mutation most commonly associated with Brugada syndrome involves which ion channel?

3. In a patient with classical low-flow, low-gradient severe AS with reduced LVEF, which test distinguishes true severe from pseudosevere AS?

4. Which drug is a small interfering RNA (siRNA) directed against PCSK9 used for lowering LDL-C?

5. The classic ‘square root sign’ on right ventricular hemodynamic pressure tracing is characteristic of:

6. Which tachycardia is classically described as ‘verapamil-sensitive’?

7. ‘Cannon A waves’ in the jugular venous pulse are a hallmark sign of:

8. Primary mechanism of action of sacubitril?

9. Which congenital heart defect is most strongly associated with WPW syndrome?

10. LGE on Cardiac MRI showing a global, subendocardial distribution not conforming to a coronary territory is classic for:

11. Which medication primarily inhibits the late inward sodium current (INa)?

12. Wellens’ syndrome on an ECG is highly specific for critical stenosis of which artery?

13. Epsilon waves on an ECG are most commonly associated with:

14. In Marfan syndrome, prophylactic aortic root replacement is recommended when the root diameter reaches:

15. A classic side effect uniquely associated with the P2Y12 inhibitor ticagrelor is:

16. A ‘water-bottle’ shaped heart on a chest X-ray is most indicative of:

17. Which targeted therapy acts as an endothelin receptor antagonist for PAH?

18. Protein-losing enteropathy (PLE) is a known severe complication of:

19. Which genetic mutation is primarily responsible for Loeys-Dietz syndrome?

20. In HOCM, systolic anterior motion (SAM) typically involves which valve?

21. ‘Osborn waves’ (J waves) on an ECG are pathognomonic for:

22. Which antiarrhythmic agent requires 3 days of inpatient monitoring during initiation due to Torsades de Pointes risk?

23. Which non-DHP CCB should be avoided in patients with HFrEF?

24. An ‘a’ wave in the venous pulse that is taller than the ‘v’ wave is typical of:

25. Pulsus paradoxus is defined as:

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About The Author

Johnson Francis

Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal