Are You Familiar with Abdominal Aortic Aneurysm (AAA)?
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Questions and Answers

Which of the following is a risk factor for abdominal aortic aneurysm (AAA)?

  • Being a woman
  • Having a family history of the disease (correct)
  • Having low blood pressure
  • Being under 50 years old

What is the recommended screening age for abdominal ultrasound in the United States?

  • 65-75 years (correct)
  • Over 75 years
  • No recommended screening age
  • 50-60 years

Which of the following is the most common form of aortic aneurysm?

  • Abdominal aortic aneurysm (correct)
  • Ascending aortic aneurysm
  • Descending aortic aneurysm
  • Thoracic aortic aneurysm

What is the recommended method of prevention for abdominal aortic aneurysm (AAA)?

<p>Abstinence from smoking (B)</p> Signup and view all the answers

At what diameter is surgery usually recommended for abdominal aortic aneurysm (AAA) in males?

<blockquote> <p>5.0 cm (B)</p> </blockquote> Signup and view all the answers

What symptoms are usually caused by an abdominal aortic aneurysm (AAA)?

<p>Abdominal pain (B)</p> Signup and view all the answers

Which genetic condition is associated with an increased risk of abdominal aortic aneurysm (AAA)?

<p>Marfan syndrome (B)</p> Signup and view all the answers

What is the recommended screening age for abdominal ultrasound in the United Kingdom and Sweden?

<p>All men over 65 years (A)</p> Signup and view all the answers

What is the most common location for abdominal aortic aneurysm (AAA) to occur?

<p>Below the kidneys (B)</p> Signup and view all the answers

What is the recommended method of repair for abdominal aortic aneurysm (AAA)?

<p>Endovascular aneurysm repair (EVAR) (D)</p> Signup and view all the answers

Which of the following is a risk factor for developing an abdominal aortic aneurysm (AAA)?

<p>All of the above (D)</p> Signup and view all the answers

What is the mortality rate if an AAA ruptures?

<p>85-90% (C)</p> Signup and view all the answers

What is the most common symptom of an AAA?

<p>Pulsating sensation in the abdomen (D)</p> Signup and view all the answers

What percentage of males over the age of 65 are affected by AAAs?

<p>2-8% (A)</p> Signup and view all the answers

What is the risk of rupture in the next year for an AAA less than 5.5 cm?

<p>Below 1% (A)</p> Signup and view all the answers

What is the risk of rupture in the next year for an AAA between 5.5 and 7 cm?

<p>10% (D)</p> Signup and view all the answers

What is the risk of rupture in the next year for an AAA greater than 7 cm?

<p>33% (A)</p> Signup and view all the answers

What is the most common complication associated with EVAR?

<p>Peripheral embolization (B)</p> Signup and view all the answers

What is the most common physical examination finding in a patient with an AAA?

<p>Palpable and pulsatile abdominal mass (C)</p> Signup and view all the answers

What is the most common cause of AAA?

<p>Atherosclerosis (B)</p> Signup and view all the answers

Which of the following is the primary pathophysiologic mechanism of abdominal aortic aneurysm (AAA) development?

<p>Degradation of the tunica media by means of a proteolytic process (D)</p> Signup and view all the answers

Which of the following factors makes the aortic wall more susceptible to the influence of blood pressure in individuals with AAA?

<p>Increased expression and activity of matrix metalloproteinases (D)</p> Signup and view all the answers

Which of the following proteases may contribute to aortic aneurysm rupture through the cleavage of decorin?

<p>Granzyme B (D)</p> Signup and view all the answers

Which part of the aorta has a predilection for the development of AAA?

<p>Infrarenal aorta (D)</p> Signup and view all the answers

Which of the following is true about the histological structure and mechanical characteristics of the infrarenal aorta?

<p>Its diameter increases from the root to the aortic bifurcation (A)</p> Signup and view all the answers

Which imaging modality has nearly 100% sensitivity for detecting an abdominal aortic aneurysm (AAA)?

<p>CT scan (A)</p> Signup and view all the answers

What is the usual definition of an abdominal aortic aneurysm (AAA) based on its outer diameter?

<p>Over 3 cm (B)</p> Signup and view all the answers

Which of the following is considered a large abdominal aortic aneurysm (AAA)?

<p>Over 5.5 cm (D)</p> Signup and view all the answers

What is the primary parameter used to assess the rupture risk of an abdominal aortic aneurysm (AAA)?

<p>Peak wall stress (A)</p> Signup and view all the answers

Which of the following imaging methods is considered less often used for visualization of an abdominal aortic aneurysm (AAA)?

<p>MRI (C)</p> Signup and view all the answers

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