Wolff-Parkinson-White Syndrome

Question 1

What is Wolff-Parkinson-White syndrome (WPW).

Answer 1

Atrial re-entry tachycardia, with an accessory excitatory pathway linking the atrium to the ventricle.

Question 2

What is the accessory pathway in WPW called.

Answer 2

Bundle of Kent.

Question 3

What is the cause of WPW.

Answer 3

Congenital.

Question 4

What are the symptoms of WPW. (3)

Answer 4

Dizziness.
Palpitations.
Collapse.

Question 5

What is the physical finding in WPW.

Answer 5

Tachycardia.

Question 6

What is seen in the ECG of a patient with WPW. (4)

Answer 6

Short PR interval.
Delta wave (slurred upstroke to QRS).
Wide QRS.
Tachycardia.

Question 7

What is the main complications of WPW.

Answer 7

Rarely patients may progress to ventricular fibrillation.

Question 8

What is the treatment for WPW. (4)

Answer 8

DC cardioversion.
Beta blockers.
Calcium channel blockers.
Catheter ablation.

Question 9

What are the types of WPW. (2)

Answer 9

Type A (positive delta wave in V1). 
Type B (negative delta wate in V1).

Question 10

What do patients with WPW present with.

Answer 10

Surpavertricular tachycardia.

Question 11

What is the cause of the SVT in WPW. (3)

Answer 11

AVRT.
Pre-excited AF.
Pre-excited atrial flutter.