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NCI Thesaurus Code:C113824 (Search for linked caDSR metadata)
Semantic Type(s): Congenital Abnormality
Preferred Name:Twin-Twin Transfusion Syndrome
Definitions ( 2 ) [top]
Definition Source Attribution
A condition which occurs in monozygotic twins in which one of the fetuses supplies the majority of the cardiac output to its co-twin through its umbilical artery. The recipient twin has only rudimentary organs and structure and is not viable.NCI
A disorder that results from monozygotic twins unequally sharing blood flow through their common placenta. It is characterized by placental vascular communications, and one twin that is Designated as the donor and the other as the recipient. There is polyhydramnios in the recipient twin and oligohydramnios in the donor twin.NICHD

Synonyms & Abbreviations ( 10 ) [top]
Term Source Term Type Code Subsource Name
Placental Transfusion Syndrome NCI SY
Placental Transfusion Syndrome NICHD SY
Stuck Twin Syndrome NCI SY
Stuck Twin Syndrome NICHD SY
TTTS NCI AB
TTTS NICHD SY
Twin-Twin Transfusion Syndrome Cellosaurus PT
Twin-Twin Transfusion Syndrome NCI PT
Twin-Twin Transfusion Syndrome NICHD PT
Twin-Twin Transfusion Syndrome (Preferred_Name)

Other Properties ( 4 ) [top]
Type Value
Contributing_SourceCellosaurus
Contributing_SourceNICHD
Semantic_TypeCongenital Abnormality
UMLS_CUIC2909036

Maps To ( 0 ) [top]
None

Parent Concepts ( 1 ) [top]


Role Relationships ( 1 ) [top] asserted or inherited, pointing from the current concept to other concepts:
Relationship Related Code Related Name
Disease_Has_FindingC53302Congenital Lesion

Associations ( 3 ) [top] pointing from the current concept to other concepts:
Relationship Related Code Related Name
Concept_In_Subset C165258Cellosaurus Disease Terminology
Concept_In_Subset C90259NICHD Terminology
Concept_In_Subset C118466Perinatal Terminology

Incoming Role Relationships ( 0 ) [top] asserted or inherited, pointing from other concepts to the current concept:
None

Incoming Associations ( 0 ) [top] pointing from other concepts to the current concept:
None

Disjoint With ( 0 ) [top]
None