Trisomy 18

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Trisomy 18

Synonyms: Chromosome 18 duplication | Edwards syndrome

Trisomy 18 is a chromosomal abnormality associated with the presence of an extra chromosome 18 and characterized by growth delay dolichocephaly a characteristic facies limb anomalies and visceral malformations.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.

Reference: Access aggregated data from Orphanet at Orphadata.

Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http: // Data version September 2023.

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Trisomy 18?

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Advocacy Organizations

The E.WE Foundation

The E.WE Foundation provides resources and support to families affected by Edwards Syndrome or Trisomy 18 and other rare diseases. We are dedicated to changing the medical perspective through advocacy, education, and public policy. The E.WE Foundation is committed to ensuring rare families have equitable access to quality healthcare, mental health, early interventions, and financial support.

Tracking Rare Incidence Syndromes (TRIS) project

The Tracking Rare Incidence Syndromes (TRIS) project seeks to increase the knowledge base on rare incidence trisomy conditions, and to make this information available to families and interested educational, medical and therapeutic professionals.

Support Organization for Trisomy 18,13 and Related disorders

To support all families through their Trisomy journey

Clinical Trials

For a list of clinical trials in this disease area, please click here.