Abdominal Aortic Aneurysm Risk Factors Quiz

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What is the single most significant risk factor for long-term outcomes in patients with abdominal aortic aneurysm?

Increasing age

Smoking

Male gender

Coronary artery disease (correct)

Which of the following is NOT listed as a risk factor for developing an abdominal aortic aneurysm (AAA)?

Hypertension

Elevated plasma cholesterol levels

Family history of AAAs

Obesity (correct)

What is the only definitive treatment for abdominal aortic aneurysm (AAA)?

Endovascular technique repair (correct)

Lifestyle modifications

Medication management

Behavioral therapy

Which aspect of patient management poses one of the most challenging aspects for the anesthetist during surgical repair of abdominal aortic aneurysm?

Hemodynamic changes from application and removal of the abdominal aortic cross-clamp Signup and view all the answers

What is identified as the single most likely cause of morbidity after vascular surgery according to the text?

Myocardial dysfunction Signup and view all the answers

What is the most significant predictor of postoperative renal failure after AAA repair?

Preoperative renal impairment Signup and view all the answers

Which type of aneurysm is more likely to lead to renal failure due to decreased renal perfusion during aortic occlusion?

Suprarenal aneurysm Signup and view all the answers

What is a unique complication associated with endovascular aneurysm repair (EVAR) that requires frequent monitoring via contrast-enhanced CT scans?

Endoleak Signup and view all the answers

What is the average hospital stay duration for a patient undergoing open AAA repair?

19 days Signup and view all the answers

Which approach for AAA repair involves the skin incision from the lateral edge of the left rectus muscle to the bottom of the twelfth rib?

Retroperitoneal approach Signup and view all the answers

What is one of the benefits of using the retroperitoneal approach for AAA surgical repair?

Minimized postoperative incision pain Signup and view all the answers

Which procedure is associated with lower blood loss and shorter stays in the intensive care unit and hospital?

EVAR (Endovascular Aneurysm Repair) Signup and view all the answers

What is the recommended method for monitoring cardiac function during open repair of an AAA?

Transesophageal echocardiography (TEE) Signup and view all the answers

Which pharmacologic agent is administered before aortic cross-clamping to prevent thrombus formation?

Heparin Signup and view all the answers

What is the main purpose of central venous pressure assessment during AAA repair?

Guide fluid resuscitation Signup and view all the answers

Which monitoring technique is essential for assessing blood pressure fluctuations due to aortic cross-clamping?

Arterial monitoring Signup and view all the answers

What should be considered when deciding on anticoagulation therapy after aortic cross-clamp removal?

Activating clotting time (ACT) measurements Signup and view all the answers

Why is it important to tailor the anesthetic plan individually for each patient?

To ensure hemodynamic stability Signup and view all the answers

What is the primary advantage of using an epidural catheter for analgesia during abdominal aortic reconstruction?

Decreases the need for general anesthesia Signup and view all the answers

Why is titration essential in anesthesia for abdominal aortic reconstruction?

To maintain hemodynamic stability Signup and view all the answers

What could happen if severe hypotension occurs during the intraoperative period due to epidural catheter infusion?

Difficulty in treating the hypotension Signup and view all the answers

Why might patients with poor myocardial performance experience hypotension during general anesthesia maintenance?

Myocardial depressant effects of inhaled agents Signup and view all the answers

What is the most common postoperative morbidity following abdominal aneurysm repair surgery?

Myocardial infarction Signup and view all the answers

How much can infrarenal aortic cross-clamp placement decrease renal blood flow?

40% Signup and view all the answers

What is the reported rate of renal failure requiring dialysis postoperatively following abdominal aneurysm repair surgery?

0.6% Signup and view all the answers

What drug may be given before the application of the aortic cross-clamp to preserve renal function?

Mannitol Signup and view all the answers

What is the mortality rate associated with ruptured abdominal aneurysms?

94% Signup and view all the answers