腹主动脉瘤大小和破裂危险*

AAA直径

破裂危险(%/年)

<4厘米

0

4~4.9厘米

0.5–5%

5~5.9厘米

3–15%

6~6.9厘米

10–20%

7~7.9厘米

20–40%

> 8 厘米

30–50%

*对主动脉瘤>5.0~5.5者应考虑择期做手术修补。

AAA=腹部主动脉瘤

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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