Which of the following are risk factors for abdominal aortic aneurysm (AAA)? (Select all that apply.)
Diabetes mellitus
Total cholesterol 170 mg/dL (less than 200 mg /Dl
HDL cholesterol 65 mg/dL (male greater than 45 mg/dL; female greater than 55 mg/dL)
Smoking cigarettes
Family history of aneurysm
Correct Answer : D,E
A. Diabetes mellitus: An inverse association between diabetes mellitus (DM) and abdominal aortic aneurysm (AAA) risk has been reported. Apart from a lower AAA prevalence among patients with vs those without DM, there is data showing that DM may exert a protective role on aneurysmal growth in patients with small AAAs, thus decreasing the risk of rupture. As atherosclerosis has almost the same risk factors as aneurysms, the decreased AAA prevalence in patients with DM may indicate that atherosclerosis is an associated feature and not a cause of the aneurysms.
B. Total cholesterol 170 mg/dL (less than 200 mg/dL): While elevated total cholesterol is a risk factor for cardiovascular disease, it is not specifically listed as a risk factor for abdominal aortic aneurysm (AAA). However, dyslipidemia, including elevated total cholesterol levels, can contribute to the development of atherosclerosis, which is a risk factor for AAA.
C. HDL cholesterol 65 mg/dL (male greater than 45 mg/dL; female greater than 55 mg/dL): High-density lipoprotein (HDL) cholesterol levels greater than 65 mg/dL are not listed as a risk factor for abdominal aortic aneurysm (AAA). However, low levels of HDL cholesterol are associated with an increased risk of cardiovascular disease, which may indirectly contribute to the development of AAA through the promotion of atherosclerosis.
D. Smoking cigarettes: Smoking cigarettes is a significant modifiable risk factor for abdominal aortic aneurysm (AAA). Smoking damages the walls of blood vessels, promotes inflammation, and accelerates the development of atherosclerosis, increasing the risk of AAA formation and rupture.
E. Family history of aneurysm: A family history of aneurysm, particularly abdominal aortic aneurysm (AAA), is a risk factor for developing AAA. Genetic factors can predispose individuals to the development of aneurysms, and a positive family history increases the likelihood of AAA occurrence.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Marfan's syndrome: Marfan's syndrome is a genetic disorder that affects the connective tissue in the body, predisposing individuals to various cardiovascular, skeletal, and ocular abnormalities. While Marfan's syndrome can present with certain cranial and intracranial manifestations, such as dural ectasia and intracranial aneurysms, it is not typically considered a direct risk factor for traumatic brain injury (TBI).
B. Hypercarbia: Hypercarbia refers to elevated levels of carbon dioxide (CO2) in the blood. While severe hypercarbia can lead to cerebral vasodilation and potentially exacerbate intracranial pressure in individuals with traumatic brain injury, it is not considered a direct risk factor for TBI itself.
C. Falls: Falls are a significant risk factor for traumatic brain injury (TBI), particularly in older adults and young children. Falls can occur due to various factors such as environmental hazards, impaired mobility, balance issues, or neurological conditions. Falls are a leading cause of TBI-related emergency department visits, hospitalizations, and fatalities.
D. Ventriculostomy: Ventriculostomy involves the placement of a catheter into the ventricular system of the brain to monitor intracranial pressure (ICP) or drain cerebrospinal fluid (CSF). While ventriculostomy is a procedure commonly performed in the management of severe traumatic brain injury to monitor and manage intracranial pressure, it is not a risk factor for TBI itself.
Correct Answer is ["B","C","E"]
Explanation
Answer: B, C, E
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