Why the study?
Does oral disopyramide prevent syncope in patients with neurocardiogenic syncope presenting with sinus tachycardia and AV block?
Does oral disopyramide prevent syncope in patients with neurocardiogenic syncope presenting with sinus tachycardia and AV block?
Sinus tachycardia with high-grade AV block can occur during neurocardiogenic syncope and may be successfully treated with oral disopyramide.
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May support disopyramide in rare neurocardiogenic syncope with tachycardia-AV block; hypothesis-generating and should not yet change practice.
Sra et al. (1998) studied this question.
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