Which factors may precipitate an arrhythmic response in long QT syndrome (LQTS)?

Updated: Nov 29, 2017
  • Author: Ali A Sovari, MD, FACP, FACC; Chief Editor: Mikhael F El-Chami, MD  more...
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In patients with LQTS, a variety of adrenergic stimuli, including exercise, emotion, loud noise, and swimming, may precipitate an arrhythmic response. However, arrhythmia may occur without such preceding conditions.

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