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Cor Triatriatum MeSH Descriptor Data 2022


MeSH Heading
Cor Triatriatum
Tree Number(s)
C14.240.400.200
C14.280.400.200
C16.131.240.400.200
Unique ID
D003310
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D003310
Scope Note
A malformation of the heart in which the embryonic common PULMONARY VEIN was not incorporated into the LEFT ATRIUM leaving behind a perforated fibromuscular membrane bisecting the left atrium, a three-atrium heart. The opening between the two left atrium sections determines the degree of obstruction to pulmonary venous return, pulmonary venous and pulmonary arterial hypertension.
Entry Term(s)
Cor Triatriatum Sinistrum
Subdivided Left Atrium
Triatrial Heart
Previous Indexing
Heart Atrium (1966-1986)
Heart Defects, Congenital (1966-1986)
Public MeSH Note
87
History Note
87
Date Established
1987/01/01
Date of Entry
1986/06/23
Revision Date
2010/06/25
Cor Triatriatum Preferred
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