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Heart Septal Defects, Atrial MeSH Descriptor Data 2023


MeSH Heading
Heart Septal Defects, Atrial
Tree Number(s)
C14.240.400.560.375
C14.280.400.560.375
C16.131.240.400.560.375
Unique ID
D006344
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D006344
Scope Note
Developmental abnormalities in any portion of the ATRIAL SEPTUM resulting in abnormal communications between the two upper chambers of the heart. Classification of atrial septal defects is based on location of the communication and types of incomplete fusion of atrial septa with the ENDOCARDIAL CUSHIONS in the fetal heart. They include ostium primum, ostium secundum, sinus venosus, and coronary sinus defects.
Entry Term(s)
Atrial Septal Defect
Atrial Septal Defect Ostium Primum
Atrial Septal Defects
Ostium Primum Atrial Septal Defect
Ostium Secundum Atrial Septal Defect
Persistent Ostium Primum
NLM Classification #
WG 220
Public MeSH Note
1964; ATRIAL SEPTAL DEFECT OSTIUM PRIMUM was indexed under HEART SEPTAL DEFECTS, ATRIAL 2011-2017
History Note
1964; ATRIAL SEPTAL DEFECT OSTIUM PRIMUM was indexed under HEART SEPTAL DEFECTS, ATRIAL 2011-2017
Date Established
1964/01/01
Date of Entry
1999/01/01
Revision Date
2021/10/18
Heart Septal Defects, Atrial Preferred
Persistent Ostium Primum Narrower
Ostium Secundum Atrial Septal Defect Narrower
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