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Descriptor English: Gestational Sac
Descriptor Spanish: Saco Gestacional
Descriptor Portuguese: Saco Gestacional
Descriptor French: Sac gestationnel
Entry term(s): Gestation Sac
Gestation Sacs
Gestational Sacs
Sac, Gestation
Sac, Gestational
Sacs, Gestation
Sacs, Gestational
Tree number(s): A16.535
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D058746
Scope note: Round-shaped structure usually located in the upper fundus of the UTERUS in early pregnancy. It comprises EMBRYO; AMNIOTIC FLUID; and YOLK SAC. It is visible in PRENATAL ULTRASONOGRAPHY by the fifth week of pregnancy. Its size is often used to determine and monitor GESTATIONAL AGE; FETAL GROWTH; and PREGNANCY COMPLICATIONS.
Allowable Qualifiers: AB abnormalities
AH anatomy & histology
BS blood supply
CH chemistry
CY cytology
DE drug effects
DG diagnostic imaging
EM embryology
EN enzymology
GD growth & development
IM immunology
IN injuries
IR innervation
ME metabolism
MI microbiology
PA pathology
PH physiology
PP physiopathology
PS parasitology
RE radiation effects
SU surgery
TR transplantation
UL ultrastructure
VI virology
Public MeSH Note: 2011
History Note: 2011
DeCS ID: 53864
Unique ID: D058746
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 2011/01/01
Date of Entry: 2010/06/25
Gestational Sac - Preferred
Concept UI M0544384
Scope note Round-shaped structure usually located in the upper fundus of the UTERUS in early pregnancy. It comprises EMBRYO; AMNIOTIC FLUID; and YOLK SAC. It is visible in PRENATAL ULTRASONOGRAPHY by the fifth week of pregnancy. Its size is often used to determine and monitor GESTATIONAL AGE; FETAL GROWTH; and PREGNANCY COMPLICATIONS.
Preferred term Gestational Sac
Entry term(s) Gestation Sac
Gestation Sacs
Gestational Sacs
Sac, Gestation
Sac, Gestational
Sacs, Gestation
Sacs, Gestational



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