Cardiovascular · UKMLA & AKT
Transposition of the great arteries
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
- TGA = aorta arises from the right ventricle; pulmonary artery from the left ventricle - two parallel, non-communicating circulations
- Most common cause of cyanosis in the first 24 hours of life
- Survival depends on mixing via PDA, ASD, or VSD - maintaining these is the entire focus of acute management
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