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Polymicrogyria MeSH Descriptor Data 2026


MeSH Heading
Polymicrogyria
Tree Number(s)
C10.500.507.500.500
C16.131.666.507.500.500
Unique ID
D065706
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D065706
Scope Note
Heterogeneous disorders of cortical malformation characterized by excessive and small fused gyri and shallow sulci of the CORTEX with abnormal cortical lamination. It is considered a malformation secondary to abnormal post-migrational development of the neurons during cerebral cortical development and is associated with EPILEPSY and learning difficulties.
Entry Term(s)
Cerebral Micropolygyria
Cerebral Polymicrogyria
Micropolygyria
Public MeSH Note
2015; see Malformations of Cortical Development 2008-2014
History Note
2015 (2008); use Malformations of Cortical Development 2008-2014
Date Introduced
2015/01/01
Last Updated
2019/07/01
Polymicrogyria Preferred
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