Karyotyping is very important and can be used to detect a variety of genetic disorders for prenatal screening. Human has 46 chromosomes (23 pairs), if one chromosome occurs a structural or numerical a
To detect chromosome abnormalities, the cells of fetus isolated from amniotic fluid will be cultured then apply further chromosome and genetic mutation analysis.
The common disease, Down syndrome (Trisomy 21), and other chromosome disorders such as Edwards syndrome, Patau syndrome and Turner syndrome can be diagnosed by examining the karyotype of fetus.
Who should Take the Screening:
◆ Individuals with a family history of chromosome abnormality
◆ Individuals with a family history of mental retardation, growth retardation, or autism.
◆ Pre-marital health examination or prenatal genetic test
◆ Elderly primigravida ( Age > 34)
Step1. Consult a physician to obtain a comprehensive understanding of Karyotyping.
Step2. Karyotyping is able to test by peripheral blood, chorionic villus or amniotic fluid samples from a pregnant woman.
Step3. The results will be available in 2~3 weeks.
Step4. The physician explains the report and provides clinical recommendations.