Related Experiment Videos
Acetylcholine-induced prolongation of the QT interval in idiopathic long QT syndrome
Y Aizawa1, T Washizuka, Y Igarashi
1The First Department of Internal Medicine, Niigata University School of Medicine, Asahimachi, Japan.
The American Journal of Cardiology
|April 15, 1996
Abstract:
Intracoronary acetylcholine prolonged the QT interval in 5 patients with congenital long QT syndrome but not in subjects with normal QT intervals. Prolongation was not due to bradycardia or adrenergic drive, and atropine was suggested to attenuate the response.