When should you screen for abdominal aortic aneurysm (AAA) and how often should you follow the patient with AAA?
Recommendation: AAA screening
- Men aged 65-74 (grade 1A)
- Women aged 65 with cardiovascular disease and positive family history of AAA (grade 3C)
- 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 |
