Turner syndrome is a syndrome that occurs as a result of a chromosomal abnormality and affects girls; it occurs as a result of the absence of one of the sex chromosomes in a female. The phenotype of Turner syndrome is seen as female, but sexual organs and sexual cells do not develop. They are vicious individuals.
The syndrome is named after an Oklahoma endocrinologist named Henry Turner, who described the disease in the 1940s. In Europe, it is often used as Ullrich-Turner syndrome or Bonnevie-Ulrich-Turner syndrome. Approximately 98% of pregnancies with Turner syndrome result in miscarriage (spontaneous abortion). According to a study conducted in America, 10% of miscarriages have Turner syndrome.Its rate in live births is 1/2000.