1. McKeon A, Vaughan C, Delanty N. Seizure versus syncope. Lancet Neurol. 2006; 5(2): 171-80. [DOI:10.1016/S1474-4422(06)70350-7]

2. Arthur W, Kaye GC. The pathophysiology of common causes of syncope. Postgrad Med J. 2000;76(902): 750-3. [DOI:10.1136/pgmj.76.902.750]

3. Petkar S, Cooper P, Fitzpatrick AP. How to avoid a misdiagnosis in patients presenting with transient loss of consciousness. Postgrad Med J. 2006; 82(972): 630-41. [DOI:10.1136/pgmj.2006.046565]

4. Sheldon R, Rose S, Ritchie D, Connolly SJ, Koshman ML, Lee MA, et al. Historical criteria that distinguish syncope from seizures. J Am Coll Cardiol. 2002; 40(1): 142-8. [DOI:10.1016/S0735-1097(02)01940-X]

5. Duplyakov D, Golovina G, Lyukshina N, Surkova E, Elger CE, Surges R. Syncope, seizure-induced bradycardia and asystole: two cases and review of clinical and pathophysiological features. Seizure. 2014; 23(7): 506-11. [DOI:10.1016/j.seizure.2014.03.004]

6. Zarraga IG, Ware DL. Syncope, seizure, or both? An unusual case of complete heart block. J Electrocardiol. 2007; 40(6): 493-5. [DOI:10.1016/j.jelectrocard.2007.03.244]

7. Sahin I, Karabulut A, Kızkapan F, Okuyan E. Epileptic seizures secondary to high degree atrioventricular block without escape rhythm. Turk Kardiyol Dern Ars. 2014; 42(7): 655-7. [DOI:10.5543/tkda.2014.20050]

8. Blanc JJ, Le Dauphin C. Syncope associated with documented paroxysmal atrioventricular block reproduced by adenosine 5' triphosphate injection. Europace. 2014; 16(6): 923-7. [DOI:10.1093/europace/eut322]

9. Bergfeldt L. Differential diagnosis of cardiogenic syncope and seizure disorders. Heart. 2003; 89(3): 353-8. [DOI:10.1136/heart.89.3.353]

10. El-Sherif N, Jalife J. Paroxysmal atrioventricular block: are phase 3 and phase 4 block mechanisms or misnomers? Heart Rhythm. 2009; 6(10): 1514-21. [DOI:10.1016/j.hrthm.2009.06.025]

11. Brignole M, Menozzi C, Bottoni N, Gianfranchi L, Lolli G, Oddone D, et al. Mechanisms of syncope caused by transient bradycardia and the diagnostic value of electrophysiologic testing and cardiovascular reflexivity maneuvers. Am J Cardiol. 1995; 76(4): 273-8. [DOI:10.1016/S0002-9149(99)80080-0]

12. Aste M, Brignole M. Syncope and paroxysmal atrioventricular block. J Arrhythm. 2017; 33(6): 562-7. [DOI:10.1016/j.joa.2017.03.008]

13. Lim Y, Singh D, Poh KK. High-grade atrioventricular block. Singapore Med J. 2018; 59(7): 346-50. [DOI:10.11622/smedj.2018086]

14. Seol SH, Kim DI, Park BM, Kim DK, Song PS, Kim KH, et al. Complete Atrioventricular Block Presenting With Syncope Caused by Severe Hypothyroidism. Cardiol Res. 2012; 3(5): 239-41. [DOI:10.4021/cr221w]

15. Allana SS, Ahmed HN, Shah K, Kelly AF. Ictal bradycardia and atrioventricular block: a cardiac manifestation of epilepsy. Oxf Med Case Reports. 2014; 2014(2): 33-5. [DOI:10.1093/omcr/omu015]