Your-Doctor Multiple Choice Questions (MCQ)

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Category: Cardiology--->Aorta And Hypertension
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Question 1#Print Question

A 40-year-old man is referred to the cardiology outpatient clinic from the ED where he had presented with a cough. A CXR had been performed and had demonstrated a widened mediastinum. A CT thorax was requested which demonstrated a 6.1 cm aneurysm in the ascending aorta. Therefore he was referred to you for further follow-up. 

Which one of the following is true regarding the pathophysiology of aortic aneurysms?

a. The presence of a bicuspid aortic valve doubles the risk of dissection
b. Bicuspid aortic valves account for 2% of all dissections
c. Dissection in patients with bicuspid aortic valves is due to post-stenotic dilatation of the ascending aorta
d. Previous surgery accounts for 2–4% of aortic aneurysms
e. Kawasaki syndrome tends to affect the coronary arteries of adults


Question 2#Print Question

What is the likelihood that the man in question 1, who does not have a known predisposition to dissection, will die within a year as a result of this aneurysm?

a. 4.1%
b. 2%
c. 10.8%
d. 19.5%
e. 6.6%


Question 3#Print Question

With regard to the pathogenesis of aortic aneurysm, which one of the following is the most important factor?

a. Smoking
b. Hypertension
c. Cystic medial necrosis
d. Type 2 diabetes mellitus
e. Presence of FBN 1 gene


Question 4#Print Question

 In which one of the following conditions does cystic medial necrosis occur?

a. Marfan syndrome
b. Ehlers–Danlos syndrome
c. Bicuspid aortic valve
d. Familial aortic dissection
e. All of the above


Question 5#Print Question

Which one of the following is true about the genetics of aortopathies?

a. Marfan syndrome is an X-linked recessive disorder
b. Turner’s syndrome is associated with congenital heart disease in 25% of cases
c. All forms of Ehlers–Danlos syndrome have a risk of aortic aneurysm formation
d. Two spot mutations in the fibrillin gene are known about
e. The MMP-9 gene has been reported as being associated with thoraco-aortic aneurysms




Category: Cardiology--->Aorta And Hypertension
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