Cardiovascular · UKMLA & AKT
Abdominal aortic aneurysm
A free high-yield preview for the UKMLA Applied Knowledge Test, covering how to recognise this condition. The full SA Note notes add investigations, management and complications, with practice questions on this topic.
Key high-yield points
- AAA = focal dilatation of abdominal aorta ≥3 cm (or ≥1.5× normal diameter)
- ~95% are infrarenal (below renal arteries)
- 6× more common in men; peak incidence 65-75 years
- Women present later but have higher rupture risk at any given diameter
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