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</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</p> </blockquote> Signup and view all the answers

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

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

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

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

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

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

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

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

    What is the mortality rate if an AAA ruptures?

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

    What is the most common symptom of an AAA?

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

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

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

    What is the most common complication associated with EVAR?

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

    What is the most common cause of AAA?

    <p>Atherosclerosis</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</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</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</p> Signup and view all the answers

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

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

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

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

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

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

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