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Swallow-induced syncope after magnetic sphincter augmentation: a case report and physiologic explanation
Mathew R Smith1, Shahin Ayazi2, Andrew D Grubic1
1Esophageal Institute, Allegheny Health Network, 4815 Liberty Avenue, Suite 439, Pittsburgh, PA, 15224, USA.
Clinical Journal of Gastroenterology
|May 30, 2021
Summary
Swallow-induced syncope, a rare event, can be triggered by esophageal issues. A case report links syncope to a magnetic sphincter augmenting (MSA) device, suggesting vagal reflex as the cause.
Area of Science:
- Gastroenterology
- Cardiology
- Neurology
Background:
- Swallow-induced syncope is a rare condition linked to esophageal pathologies.
- It is typically caused by a vagal reflex during swallowing, leading to cardiac conduction inhibition.
Observation:
- This report details a case of swallow-induced syncope in a patient with a magnetic sphincter augmenting (MSA) device.
- The patient experienced two syncope episodes after swallowing food boluses while the MSA device was implanted.
Findings:
- Syncope episodes ceased after the removal of the magnetic sphincter augmenting device.
- Potential causes include esophageal distention or vagal nerve irritation from the implant.
Implications:
- This highlights an extremely rare complication of magnetic sphincter device augmentation.
- Physicians should be aware of this potential risk associated with MSA devices and syncope.
Keywords:
Gastroesophageal reflux disease (GERD)LINXMagnetic sphincter augmenting (MSA)SyncopeVagus nerveMore Related Videos
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