What Causes Turner Syndrome?

by | Last updated on January 24, 2024

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The cause of Turner syndrome is a completely or partially missing X chromosome . Turner syndrome symptoms include short stature and lack of breast development and periods. Treatment for Turner syndrome may include hormone therapy.

Who is most likely to get Turner syndrome?

Turner syndrome is a genetic condition found in females only . It affects about 1 in every 2,500 girls. Girls who have this condition usually are shorter than average and infertile due to early loss of ovarian function.

How is Turner’s syndrome caused?

Turner syndrome is caused by partial or complete loss (monosomy) of the second sex chromosome . Chromosomes are found in the nucleus of all body cells. They carry the genetic characteristics of each individual and they come in pairs. We receive one copy from each parent.

What causes Turner syndrome during pregnancy?

It is caused by a random error that leads to a missing X chromosome in the sperm or egg of a parent . Very few pregnancies in which the fetus has Turner Syndrome result in live births. Most end in early pregnancy loss. Most women with Turner syndrome cannot get pregnant naturally.

What are the chances of having a baby with Turner syndrome?

Turner syndrome may cause up to 10% of all first trimester miscarriages. Women with Turner syndrome who conceive naturally have a 30% chance of having a fetus with chromosome abnormalities or congenital anomalies ( birth defects ) and should be offered prenatal testing.

What famous person has Turner syndrome?

Actress Linda Hunt and gymnast Misty Marlowe, Scottish actress Janette Cranky have Turner’s syndrome.

Can a woman with Turner’s syndrome have a baby?

Spontaneous puberty occurs in 5-10% of women with Turner’s syndrome, and 2-5% of them become pregnant spontaneously . Sexually active young women with Turner’s syndrome need contraception. It can be administered as contraceptive pills, which also serve as HRT.

Can a boy have Turner syndrome?

Turner syndrome, characterized by the presence of a monosomy X cell line, is a common chromosomal dis- order. Patients with Turner syndrome are usually phenotypically female, and male cases are rarely reported .

What is the lifespan of a person with Turner syndrome?

What is the long-term outlook for people with Turner syndrome? The long-term outlook ( prognosis ) for people with Turner syndrome is typically good. Life expectancy is slightly shorter than average but may be improved by addressing and treating associated chronic illnesses, such as obesity and hypertension .

How many babies survive Turner syndrome?

1 Yet according to research, monosomy X is present in 1–2% of all conceptions, but about 99% of affected babies are miscarried or stillborn. The condition is thought to be a factor in roughly 10% of all first trimester miscarriages.

Does Turner syndrome come from Mom or Dad?

Turner syndrome is a genetic disorder, but it’s usually not inherited , except in rare cases. An inherited genetic condition means that a parent (or both parents) passed down a mutated, or changed, gene. In Turner syndrome, the chromosome change happens randomly before birth.

At what age is Turner syndrome diagnosed?

Turner syndrome is usually identified during childhood or at puberty . However, it can sometimes be diagnosed before a baby is born using a test called amniocentesis.

What does a baby look like with Turner syndrome?

Signs of Turner syndrome at birth or during infancy may include: Wide or weblike neck . Low-set ears . Broad chest with widely spaced nipples .

Is Turner syndrome like Down syndrome?

Down syndrome, Turner syndrome, and Klinefelter syndrome constitute the most common chromosomal abnormalities encountered by primary care physicians. Down syndrome typically is recognized at birth, Turner syndrome often is not recognized until adolescence,and many men with Klinefelter syndrome are never diagnosed.

How is Turner syndrome passed down?

Most cases of Turner syndrome are not inherited . When this condition results from monosomy X , the chromosomal abnormality occurs as a random event during the formation of reproductive cells (eggs and sperm) in the affected person’s parent.

Can you abort a baby with Turner syndrome?

Nine studies (47.4%) 8 , 9 , 10 , 18 , 20 , 23 , 27 , 28 , 29 indicated that parents with a Turner syndrome-affected fetus would be more likely to terminate the pregnancy, with an average termination rate of 76% (range: 33–100%).

James Park
Author
James Park
Dr. James Park is a medical doctor and health expert with a focus on disease prevention and wellness. He has written several publications on nutrition and fitness, and has been featured in various health magazines. Dr. Park's evidence-based approach to health will help you make informed decisions about your well-being.