trisomy 21
1Trisomy 9 — is a chromosomal disorder caused by having three copies (trisomy) of chromosome number 9. It can appear with or without mosaicism. ymptomsSymptoms vary, but usually result in dysmorphisms in the skull, nervous system, and mental retardation.… …
2Trisomy 16 — is a chromosomal abnormality in which there are three copies of chromosome 16 rather than two. [cite web|author=Mary Kugler, R.N. |date=2005 08 20 |url=http://rarediseases.about.com/od/chrosomedisorders/a/082104.htm |title=Chromosome 16 Disorders …
3trisomy 13 — n. The condition of having three copies of chromosome 13 that results in a syndrome characterized by mental retardation and defects to the central nervous system and heart. * * * also called Patau s Syndrome, human chromosomal disorder… …
4trisomy 13 — thər(t) tēn n a congenital condition that is characterized esp. by usu. severe mental retardation and by craniofacial, cardiac, ocular, and cerebral abnormalities, is caused by trisomy of the human chromosome numbered 13, and is typically fatal… …
5trisomy 18 — ā(t) tēn n a congenital condition that is characterized esp. by mental retardation and by craniofacial, cardiac, gastrointestinal, and genitourinary abnormalities, is caused by trisomy of the human chromosome numbered 18, and is typically fatal… …
6trisomy — trisomy. См. трисомия. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …
7trisomy 21 — n. See Down syndrome. * * * …
8trisomy 21 — twent ē wən n DOWN SYNDROME …
9trisomy — 1930, from trisomic (1921), from TRI (Cf. tri ) + ending from CHROMOSOME (Cf. chromosome) …
10Trisomy — ICD9 = ICDO = OMIM = MedlinePlus = eMedicineSubj = eMedicineTopic = MeshID = D014314A trisomy is a form of aneuploidy with the presence of three copies, instead of the normal two, of a particular chromosome.cite web… …
