Wolff-Parkinson-White Syndrome Flashcards
What type of condition is Wolff Parkinson- White syndrome?
Genetic condition
What is Wolff Parkinson- White syndrome caused by?
An extra electrical pathway connecting the atria and ventricles
What is the extra pathway in Wolff Parkinson- White syndrome called?
The bundle of Kent
How is Wolff Parkinson- White syndrome diagnosed?
ECG
What ECG changes might you see in someone with Wolff Parkinson- White syndrome?
Short PR interval (< 0.12 seconds)
Wide QRS complex (> 0.12 seconds)
“Delta wave”
What is a delta wave?
A slurred upstroke on the QRS complex
What is Wolff Parkinson- White syndrome associated with?
- HOCM
- mitral valve prolapse
- Ebstein’s anomaly
- thyrotoxicosis
- secundum ASD
How many types of Wolff Parkinson- White syndrome are there?
Two
–Type A
–Type B
What is type A of Wolff Parkinson- White syndrome?
Type A (left-sided pathway): dominant R wave in V1
What is the definitive treatment of Wolff Parkinson- White syndrome?
Radiofrequency ablation of the accessory pathway
What medication can be given to help manage Wolff Parkinson- White syndrome?
Sotalol
Amiodarone
Flecainide
What can Wolff Parkinson- White syndrome lead to?
Atrioventricular re-entry tachycardia (AVRT).
What is type B of Wolff Parkinson- White syndrome?
type B (right-sided pathway): no dominant R wave in V1
Who shouldn’t be treated with sotalol?
People with AF
