Preferred Label : upper esophageal sphincter;
Definition : The structure at the pharyngoesophageal junction consisting chiefly of the cricopharyngeus
muscle. It normally occludes the lumen of the esophagus, except during swallowing.
[MeSH];
UMLS CUI (RADLEX) : C1451819;
Origin ID : RID101;
UMLS CUI : C1451819;
Automatic exact mappings (from CISMeF team)
- Semantic type(s)
- UMLS correspondences (same concept)
The structure at the pharyngoesophageal junction consisting chiefly of the cricopharyngeus
muscle. It normally occludes the lumen of the esophagus, except during swallowing.
[MeSH]
