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Definition of Trisomy 21
1. Noun. A congenital disorder caused by having an extra 21st chromosome; results in a flat face and short stature and mental retardation.
Generic synonyms: Birth Defect, Congenital Abnormality, Congenital Anomaly, Congenital Defect, Congenital Disorder, Trisomy
Definition of Trisomy 21
1. Noun. The presence of three copies of the 21st chromosome in the karyotype. ¹
¹ Source: wiktionary.com
Medical Definition of Trisomy 21
1.
Lexicographical Neighbors of Trisomy 21
Literary usage of Trisomy 21
Below you will find example usage of this term as found in modern and/or classical literature:
1. Novel Systems for the Study of Human Disease: From Basic Research to by OECD Staff, (Paris) Organisation for Economic Co-ope (1998)
"trisomy 21 trisomy 21 is to be included in this overview, not as a cause of AD,
but because the post-mortem pathology demonstrates that neuritic plaques and ..."
2. Genetics Testing in the New Millennium: Advances, Standards and Implications edited by Constance A. Morella (2001)
"... Shapiro LR: Increased risk of trisomy 21 offspring to fragile X carrier females?
American Journal of Human Genetics 1986;39(3) :137A. 21. ..."
3. Guide To Clinical Preventive Services by U. S. Preventive Services Task Force (1989)
"... 10 oral cancer 15 pancreatic cancer 14 peripheral arterial disease 5 Tonometry
32 Tooth brushing 55 Toxemia of pregnancy 35 Trisomy-21 38 Tubal ligation ..."
4. Rice Genetics: Proceedings of the International Rice Workshop at Lusaka by International Rice Research Institute (1986)
"Familial mongolism (trisomy-21 syndrome) resulting from a "15/21" chromosome
translocation in more than three generations of a large kindred. ..."
5. Fluoride in Drinking Water: A Scientific Review of EPA's Standards by Committee on Fluoride in Drinking Water, National Research Council (2006)
"Risk factors for trisomy 21: Maternal cigarette smoking and oral contraceptive
use in a population-based case-control study. Genet. Med. l(3):80-88. ..."
6. Proposed National Strategies For The Prevention Of Leading Work-related (1988)
"trisomy 21 (associated with Downs syndrome) is a well-known example. Single-gene
mutations may be dominant (expressed if only a single copy is present), ..."