Wie wurde das Turner-Syndrom entdeckt?
International setzte sich der Begriff Turner-Syndrom durch, in Deutschland auch der Name Ullrich-Turner-Syndrom. Erst 1959 wurde die genetische Ursache der auch als Monosomie X bezeichneten Anomalie entdeckt: das Fehlen eines kompletten X-Chromosoms bei Mädchen oder seltener dessen strukturelle Veränderung.
What is Turner syndrome and what causes it?
Turner syndrome occurs when one of the two X chromosomes normally found in women is missing or incomplete. Although the exact cause of Turner syndrome is not known, it appears to occur as a result of a random error during the formation of either the eggs or sperm. Humans have 46 chromosomes, which contain all of a person’s genes and DNA.
How does Turner syndrome affect a person?
Turner syndrome (TS) is a condition that affects approximately 1 out of every 2,000 girls in the United States. It is caused by the complete or partial lack of one of the female sex chromosomes. This results in a range of complications, including stunted growth and development, an increased risk of heart and kidney problems, and infertility.
What are facts about Turner syndrome?
Turner Syndrome Facts. Turner syndrome touches approximately 60,000 females in the US. This syndrome is realized in about 1 out of every 2500 births with 800 new cases diagnosed every year. The syndrome is named for Dr. Henry Turner who first issued a report which described this syndrome in 1938.
What exactly are symptoms of Turner syndrome?
10 Symptoms of Turner Syndrome Prenatal Complications. Most Turner syndrome pregnancies are not viable and do not survive the first trimester, ending in miscarriages or stillbirth. Short Stature. Abnormal Menstruation. Learning Disabilities. Short Fingers and Toes. Infertility. Social Challenges. Low-set Ears Prone to Infection. Nails Turned Upward. Puffy Hands and Feet.