Deglutition syncope

Mechanism

• This is a vagally mediated syncope
• It is cause by vagal hyperactivity resulting from an abnormal vagal reflex
• It causes bradycardia and cerebral hypoperfusion

Esophageal causes

Cardiovascular causes

Gastrointestinal causes

Other causes

Triggers

Management

Synonyms

References

1. Kahn A, Koepke LM, Umar SB. Deglutition syncope: a case report and review of the literature. ACG Case Rep J 2015; 3:20-22. 
2. Mitra S, Ludka T, Rezkalla SH, Sharma PP, Luo J. Swallow syncope: a case report and review of the literature. Clin Med Res 2011; 9:125-129. 
3. Zaid EA, Haim M, Alnsasra H, Konstantino Y. Swallow-induced syncope and carotid sinus hypersensitivity: Coincident or associated conditions? J Electrocardiol 2017; 50:523-525.
4. Van Damme A, De Backer T, Vanderheeren P. Swallow presyncope in an athletic patient caused by third-degree atrioventricular block. Acta Clin Belg 2017; 5:1-5.
5. Patel N, Ibrahim S, Shah J, Orellana-Barrios MA, Paterick TE, Tajik AJ. Deglutition syncope. Proc (Bayl Univ Med Cent) 2017; 30:293-294.
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Related checklists

• Syncope: classification
• Neurocardiogenic syncope
• Cardiac syncope
• Carotid sinus hypersensitivity (CSH)
• Sudden neurocardiogenic syncope
• Nocturnal supine vasovagal syncope
• Exertional syncope
• Brugada syndrome
• Supine hypertension-orthostatic hypotension (SH-OH) syndrome
• Miscellaneous syncope types