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Lown-ganong-levine Syndrome

Written by Himabindhu
Medically Reviewed by The Medindia Medical Review Team on Apr 03, 2015
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Other Names :  

Atrioventricular re-enterant tachycardia, AVRT

What is Lown-ganong-levine Syndrome ?  

An accessory pathway of abnormal electrical communication is provided to the ventricles, resulting in pre-excitation of the ventricles.


Cause(s) :  
  • Unknown
Symptoms :  
  • Palpitations
  • Lightheadedness
  • Shortness of breath
  • Over-excitation of ventricular chambers pumping blood too fast. This results in hypotension or other hemodynamic instability.
  • If ventricular tachycardia or ventricular fibrillation occurs, syncope may occur.
Diagnosis and Tests :  In case patient presents with an acute episode of tachycardia the following tests are done:
  • ECG
  • Serum electrolytes
  • Calcium and magnesium levels
  • Serum-thyroid stimulating hormone levels
For history of recurrent tachycardia:
  • Holter monitor for documenting rhythm during acute tachycardia episodes
Posteroanterior and Lateral chest films in case of shortness of breath

Specialist to consult :  Cardiology

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