Which among the following is the most probable diagnosis for the karyotype shown below?
A. Down syndrome.
B. Klinefelter’s syndrome.
C. Turner syndrome.
D. None of the above.
The karyotype shown above represents Turner syndrome as there is monosomy at sex chromosome XO as represented by a red box in the picture above.
- Turner syndrome also known as 45,X or 45,X0, is a condition in which a female is partly or completely missing an X chromosome.
- While most people have 46 chromosomes, people with TS usually have 45.
- Turner syndrome may be diagnosed by amniocentesis or chorionic villus sampling during pregnancy.