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ESOPHAGEAL SPHINCTER, LOWER
Descriptors Found:
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DeCS
Descriptor
English
:
Esophageal Sphincter, Lower
Descriptor
Spanish
:
Esfínter Esofágico Inferior
Descriptor
Portuguese
:
Esfíncter Esofágico Inferior
Synonyms
English
:
Lower Esophageal Sphincter
Sphincter, Lower Esophageal
Tree Number:
A02.633.570.210
A03.556.875.500.414.350
A03.556.875.875.330.350
Definition
English
:
The physiologic or functional barrier to
GASTROESOPHAGEAL REFLUX
at the
esophagogastric junction
. Sphincteric
muscles
remain tonically contracted during the resting state and form the high-pressure zone separating the lumen of the
ESOPHAGUS
from that of the
STOMACH
. (Haubrich et al, Bockus
Gastroenterology
, 5th ed., pp399, 415)
Indexing Annotation
English
:
diseases
: coordinate IM with
ESOPHAGEAL DISEASES
(IM) or specific esophageal
disease
(IM);
neoplasms
: coordinate IM with
STOMACH NEOPLASMS
(IM) or
ESOPHAGEAL NEOPLASMS
(IM) depending on text
See Related
English
:
Gastroesophageal Reflux
History Note
English
:
2005
Allowable Qualifiers
English
:
AB
abnormalities
AH
anatomy & histology
BS
blood supply
CH
chemistry
CY
cytology
DG
diagnostic imaging
DE
drug effects
EM
embryology
EN
enzymology
GD
growth & development
IM
immunology
IN
injuries
IR
innervation
ME
metabolism
MI
microbiology
PS
parasitology
PA
pathology
PH
physiology
PP
physiopathology
RE
radiation effects
SU
surgery
UL
ultrastructure
VI
virology
Record Number:
38422
Unique Identifier:
D049630
Occurrence in VHL
:
Similar:
DeCS