Understanding Mitral Regurgitation in Cardiology

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27 Questions

In which gender is Ischemic Heart Disease (IHD) more common?

Men

What is the main cause of Mitral Regurgitation according to the text?

Infarction

What does MR dilate in the heart according to the text?

Left Ventricle

What is the operative criterion for MR when it comes to LVEF?

Less than 60%

Which medical therapy aims to relieve pulmonary congestion in Mitral Regurgitation?

Diuretics

What are the surgical therapy guidelines for selecting patients with Mitral Regurgitation?

Asymptomatic with LV end systolic diameter < 45mm

Which is the principal intervention for primary mitral regurgitation according to the ACC guidelines?

Mitral valve repair

What is the single most effective therapy for mitral regurgitation?

Arterial vasodilators with ACE inhibitors

What is defined as an abnormal reversal of blood flow from the left ventricle to the left atrium?

Mitral regurgitation

In chronic mitral regurgitation, what may patients remain asymptomatic for?

Years

What is the most common cause of mitral regurgitation?

Rheumatic heart disease

What symptoms may patients with acute mitral regurgitation experience?

Pulmonary edema

What is the operative criterion for mitral regurgitation (MR) when it comes to left ventricular ejection fraction (LVEF)?

LVEF less than 60%

What is the main cause of mitral regurgitation according to the text?

Infarction

In which gender is Ischemic Heart Disease (IHD) more common?

Men

What does mitral regurgitation (MR) dilate in the heart according to the text?

Left Ventricle (LV)

What is defined as an abnormal reversal of blood flow from the left ventricle to the left atrium?

Mitral regurgitation

Which medical therapy aims to relieve pulmonary congestion in Mitral Regurgitation?

Diuretics

Which of the following is NOT a common cause of mitral regurgitation?

Tricuspid valve dysfunction

What is the most preferred intervention for primary mitral regurgitation according to the ACC guidelines?

Transcatheter mitral valve repair using an edge-to-edge clip

In which state do patients with chronic mitral regurgitation usually remain asymptomatic?

Primary defect of the mitral valve apparatus

Which medical therapy is considered more effective than digoxin, diuretics, and anticoagulants for mitral regurgitation?

Arterial vasodilators with ACE inhibitors

What is independently associated with mitral regurgitation?

Renal dysfunction

What is the main cause of acute mitral regurgitation when associated with coronary artery disease and acute myocardial infarction?

Pulmonary edema

What is a significant symptom of chronic atrial dilatation due to chronic mitral regurgitation?

Atrial fibrillation

What type of intervention is strongly preferred over mitral valve replacement for primary mitral regurgitation?

Transcatheter mitral valve repair using an edge-to-edge clip

What plays a very limited role in the principal intervention for primary mitral regurgitation according to the ACC guidelines?

Transcatheter mitral valve repair using an edge-to-edge clip

This quiz covers the causes and effects of mitral regurgitation (MR) on the heart, with a focus on how MR leads to dilation of the left ventricle and its impact on cardiac function. It also addresses the operative criterion for MR and the differences in prevalence between men and women.

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