Cardiovascular · UKMLA & AKT
Coarctation of the aorta
A free high-yield preview for the UKMLA Applied Knowledge Test. Below are the key points to recognise coarctation of the aorta — the full SA Note notes add investigations, management, complications and 10 practice questions.
Key high-yield points
- Congenital narrowing of the aorta - most commonly just distal to the left subclavian artery (at the ductus arteriosus site)
- Male predominance - approximately 2:1 male-to-female ratio
- Turner syndrome (45,XO) - most important genetic association; up to 30% of Turner patients affected
- Bicuspid aortic valve - present in approximately 50-85% of patients; most important cardiac association
- Berry (intracranial) aneurysms - present in ~10%; rupture may be the first presentation
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