Trisomy 20p
Synonyms: Dup(20p) | Duplication of 20p | Partial duplication of chromosome 20p | Partial duplication of the short arm of chromosome 20 | Partial trisomy of chromosome 20p | Partial trisomy of the short arm of chromosome 20
Trisomy 20p is a chromosomal disorder resulting from duplication of all or part of the short arm of chromosome 20. It is mostly characterized by normal growth mild to moderate intellectual disability speech delay poor coordination and evocative facial features.
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: //www.orphadata.org. Data version September 2023.
Newly diagnosed with
Trisomy 20p?
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Advocacy Organizations
Rare Chromosome Disorder Support Group – Unique
To inform, support and alleviate the isolation of anyone affected by a rare chromosome or single gene disorder and to raise public awareness.
Syndromes Without A Name (SWAN) Australia
Provide information, support and advocacy to families caring for a child with an undiagnosed or rare genetic condition.
Clinical Trials
For a list of clinical trials in this disease area, please click here.