Cardiovascular · UKMLA & AKT
First-degree AV block
A free high-yield preview for the UKMLA Applied Knowledge Test. Below are the key points to recognise first-degree av block — the full SA Note notes add investigations, management, complications and 10 practice questions.
Key high-yield points
- Slowed (not blocked) AV nodal conduction - every P wave still conducts, 1:1 ratio maintained
- Almost always asymptomatic - incidental ECG finding; no haemodynamic compromise
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