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Asystole in a 21-year-old woman with recurrent syncope. She had a negative tilt-table test. She received a pacemaker after having multiple syncope episodes and, since then, has never fainted in over 10 years of follow-up. Source: Reprinted from J Am Coll Cardiol, 70, Olshansky, Vasovagal syncope: to pace or not to pace, 1729-1731, 2017. Reprinted with permission from Elsevier.[24]
