Treatment of Malignant Neurocardiogenic Vasovagal Syncope with a Rate Drop Algorithm in Dual Chamber Cardiac Pacing

1 29-year-old man with malignant vasovagal syncope presenting with >10 episodes of abrupt loss of consciousness associated with an aura over 3 months, with Holter monitoring showing 15-second cardiac arrest, refractory to oral propranolol and disopyramide.

Dual chamber pacemaker with a rate drop response algorithm

Prevention of syncopehard clinical