Cardiology Question 37 Instructor

When should you screen for abdominal aortic aneurysm (AAA) and how often should you follow the patient with AAA?

Recommendation: AAA screening

  1. Men aged 65-74 (grade 1A)
  2. Women aged 65 with cardiovascular disease and positive family history of AAA (grade 3C)
  3. Men aged 50 and above with a positive family history (grade 3C)

Recommended AAA follow-up based on initial size:

<3.0 cm Repeat ultrasound follow-up in 3-5 years
3.1-3.4 cm Repeat ultrasound in 3 years
3.5-3.9 cm Repeat ultrasound in 2 years
4.0-4.5cm Repeat ultrasound in 1 year
>=4.5cm Referral to vascular surgeon and repeat ultrasound Q6mths
If >1cm growth in 1 year Referral to vascular surgeon for consideration of repair

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