Abdominal Aortic Aneurysm Size and Rupture Risk*
AAA Diameter | Rupture Risk (%/year) |
|---|---|
< 4 cm | 0 |
4–4.9 cm | 0.5–5% |
5–5.9 cm* | 3–15% |
6–6.9 cm | 10–20% |
7–7.9 cm | 20–40% |
> 8 cm | 30–50% |
* Elective surgical repair should be considered for aneurysms > 5.0–5.5 cm. | |
AAA = abdominal aortic aneurysm. | |
Data from Brewster DC, Cronenwett JL, Hallett JW Jr, et al. Guidelines for the treatment of abdominal aortic aneurysms. Report of a subcommittee of the Joint Council of the American Association for Vascular Surgery and Society for Vascular Surgery. J Vasc Surg 2003;37(5):1106-1117. doi:10.1067/mva.2003.363 | |
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