trisomy 13
noun [ U ] medical specialized (also Trisomy 13) uk/ˌtrɪ.sə.mi θɜːˈtiːn/ us/ˌtraɪ.soʊ.mi θɝːˈtiːn/
（因多出一条13号染色体而引起的）13三体
a rare and very serious genetic condition in which there is an additional copy of chromosome 13 in some or all of the body's cells
In the United States, most cases of trisomy 13 are detected prenatally, either by genetic screening or ultrasound. 在美国，绝大部分13三体在分娩前即已通过基因筛查或超声查出。
My daughter has been diagnosed with an extremely rare form of Trisomy 13 Genetic Syndrome, "Mosaic Trisomy 13." 我的女儿被查出患有一种极为罕见的13三体基因综合征“镶嵌式13三体”。
Synonym: Patau syndrome
- More examples
- A person in one room had a fetus with trisomy 13 [a chromosomal disorder that can result in severe intellectual and physical disability].
- Since scientists have numbered our chromosomes 1 through 23, the name of the condition – trisomy 21, trisomy 18, or trisomy 13 – indicates the specific chromosome that carries the abnormality.
- Trisomy 18 and Trisomy 13 are the only two live-born trisomies apart from trisomy 21 (Down's syndrome).
- Trisomy 13 (Patau's syndrome) is characterized by forebrain and midline facial abnormalities.