10 Questions
What is the primary valvular defect associated with chronic aortic regurgitation due to a congenital cause?
Bicuspid aortic valve
What is the most common cause of acute aortic regurgitation in young adults in high-income countries?
Calcific aortic valve disease
What clinical condition is characterized by a regurgitation of blood from the aorta into the left ventricle?
Aortic regurgitation
What happens to left ventricular end-diastolic pressure in acute aortic regurgitation?
It increases rapidly
What type of heart failure occurs when there is an increase in left ventricular end-diastolic volume leading to LV enlargement and systolic dysfunction?
Decompensated heart failure
What is the characteristic sound heard over the femoral artery in chronic aortic regurgitation?
Water hammer pulse
Which sign is characterized by visible capillary pulse when pressure is applied to the tip of a fingernail in chronic aortic regurgitation?
Quincke sign
Where is the high-pitched, blowing, decrescendo early diastolic murmur due to aortic regurgitation best heard?
Left sternal border (Erb point)
What symptom might indicate the need for surgical aortic valve replacement in asymptomatic chronic severe aortic regurgitation?
Exertional dyspnea
In patients with prosthetic aortic valves, what determines the choice of antithrombotic therapy?
Choice of valve replacement (mechanical or bioprosthetic)
This quiz covers various causes of aortic regurgitation, including acute aortic regurgitation, infective endocarditis, aortic dissection, and chronic aortic regurgitation. It also includes information on primary valvular defects such as congenital bicuspid aortic valve, calcific aortic valve disease, and rheumatic heart disease.
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