ABIM Cardiology 3

Question 1

A 45-year-old man presents with acute pericarditis. Which finding on ECG is most characteristic?

Accepted Answer

Diffuse ST elevation with PR depression

Answer

ST elevation in a single territory with reciprocal changes

Answer

Q waves in multiple leads

Answer

Complete left bundle branch block

Question 2

A patient with chronic stable angina is intolerant to beta-blockers and has preserved LV function. Which agent is the best alternative for anti-anginal therapy?

Accepted Answer

Non-dihydropyridine calcium channel blockers

Answer

Long-acting nitrates alone

Answer

Aspirin

Answer

Ranolazine as monotherapy

Question 3

Which of the following is the most common cause of secondary hypertension in adults?

Accepted Answer

Primary aldosteronism

Answer

Renal artery stenosis

Answer

Pheochromocytoma

Answer

Cushing syndrome

Question 4

A 72-year-old woman with a history of MI 6 months ago is found to have a left ventricular apical thrombus on echocardiography. Which treatment is most appropriate?

Accepted Answer

Anticoagulation with warfarin or DOAC for 3–6 months

Answer

Aspirin and clopidogrel dual antiplatelet therapy

Answer

Surgical thrombectomy

Answer

No treatment needed if asymptomatic

Question 5

A patient presents with pulse rate of 180 bpm and ECG showing a narrow complex regular tachycardia that terminates with adenosine. What is the most likely diagnosis?

Accepted Answer

AV nodal reentrant tachycardia (AVNRT)

Answer

Atrial flutter with 2:1 block

Answer

Multifocal atrial tachycardia

Answer

Ventricular tachycardia

Question 6

A patient with known mitral stenosis develops progressive dyspnea. Echocardiography shows a mitral valve area of 1.3 cm² with elevated pulmonary artery pressure. What is the preferred intervention?

Accepted Answer

Percutaneous mitral balloon commissurotomy (PMBC)

Answer

Medical management with diuretics only

Answer

Mitral valve replacement with bioprosthetic valve

Answer

Mitral valve replacement with mechanical valve