Down syndrome, also known as Down's syndrome or trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21. It is usually associated with developmental delays, mild to moderate intellectual disability, and characteristic physical features.
Facts
Classification
ICD-10 ChapterXVII: Congenital Malformations, Deformations and Chromosomal Abnormalities 2 Communicable or Non-communicable Transmission Route Condition Class Causative AgentThird copy of chromosome 21 (trisomy 21) 4 First Described Causative Agent
Causative Agent (category) Connections
Sources
1. Wikidata: Down Syndrome
WikidataWikidata P279 (body-system: otic)Quote, Wikidata P279 (body-system: otic)
Subclass of: otitis
2. Wikipedia: ICD-10
WikipediaList of chapters, Chapter XVIIQuote, List of chapters, Chapter XVII
Congenital malformations, deformations and chromosomal abnormalities
3. Wikipedia: Non-communicable disease
WikipediaInherited/genetic diseases sectionQuote, Inherited/genetic diseases section
Down syndrome and Cystic fibrosis.
4. Down Syndrome (Wikipedia)
Wikimedia FoundationLead section
Down syndrome or Down's syndrome, also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21.
Lead section, transmission-route statement
Down syndrome or Down's syndrome, also known as trisomy 21, is a genetic disorder caused by the presence of all or part of a third copy of chromosome 21.
View the Source Essays About This Entity (1 essay)
Medical Genetics Keeps Its Eugenics Past in the Record, Not Off It
Down syndrome, one of the hereditary disorders the specialty diagnoses and manages
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