Lower esophageal sphincter
System
Digestive
SNOMED CT
267809009
Lower esophageal sphincter
Definition
The thick circular layer of smooth gastric musculature encircling the gastroesophageal junction that functions to reduce backflow into the esophagus from the stomach.
Also known as cardiac sphincter, gastroesophageal sphincter, gastroesophageal sphincter muscle, inferior esophageal sphincter — per UBERON
The Lower esophageal sphincter is a part of the Digestive.
Also identified as
Procedures
| Procedure | Relation | Source |
|---|---|---|
| Heller Myotomy | Procedure Has Target Anatomy | NCIT · CC BY 4.0 |