How do you end up with a kid with Down syndrome?

When a 23-chromosome egg is fertilised by a 23-chromosome sperm, the first cell of a 46 chromosome embryo, fetus and baby is made. All that baby's cells will have the same 46 chromosomes which were in the original fertilised egg. Down's syndrome occurs in babies born with extra chromosome 21 material in their cells.

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How do you end up with a baby with Down syndrome?

Typically, a baby is born with 46 chromosomes. Babies with Down syndrome have an extra copy of one of these chromosomes, chromosome 21. A medical term for having an extra copy of a chromosome is 'trisomy.' Down syndrome is also referred to as Trisomy 21.

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Can you prevent your child from getting Down syndrome?

You can't prevent Down syndrome since it's a genetic condition. To learn more about your risk of having a child with a genetic condition, talk to your healthcare provider about genetic testing.

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How can I prevent Down syndrome during pregnancy?

Commit to Healthy Choices to Help Prevent Birth Defects
  1. Plan ahead. Get 400 micrograms (mcg) of folic acid every day. ...
  2. Avoid harmful substances. Avoid alcohol at any time during pregnancy. ...
  3. Choose a healthy lifestyle. Keep diabetes under control. ...
  4. Talk with your healthcare provider.

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

Down syndrome occurs in people of all races and economic levels. The risk increases with the mother's age (1 in 1250 for a 25 year old mother to 1 in 1000 at age 31, 1 in 400 at age 35, and about 1 in 100 at age 40). However, 80% of babies with Down syndrome are born to women under age 35 years.

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Down Syndrome: Explained in a Minute | Child with Down Syndrome

36 related questions found

Which parent carries Down syndrome?

In the majority of cases, the extra copy of chromosome 21 comes from the mother in the egg. In a small percentage (less than 5%) of cases, the extra copy of chromosome 21 comes from the father through the sperm.

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Which parent passes on Down syndrome?

It is well known that the extra chromosome 21 originates from the mother in more than 90% of cases, the incidence increases with maternal age and there is a high recurrence in young women.

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What is the root cause of Down syndrome?

About 95 percent of the time, Down syndrome is caused by trisomy 21 — the person has three copies of chromosome 21, instead of the usual two copies, in all cells. This is caused by abnormal cell division during the development of the sperm cell or the egg cell. Mosaic Down syndrome.

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Does stress cause Down syndrome?

Down syndrome, which arises from a chromosome defect, is likely to have a direct link with the increase in stress levels seen in couples during the time of conception, say Surekha Ramachandran, founder of Down Syndrome Federation of India, who has been studying about the same ever since her daughter was diagnosed with ...

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What triggers Down syndrome?

Down syndrome is usually caused by an error in cell division called “nondisjunction.” Nondisjunction results in an embryo with three copies of chromosome 21 instead of the usual two. Prior to or at conception, a pair of 21st chromosomes in either the sperm or the egg fails to separate.

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What makes you high risk for Down syndrome?

These factors include geographic region, maternal education, marital status, and Hispanic ethnicity. Because the likelihood that an egg will contain an extra copy of chromosome 21 increases significantly as a woman ages, older women are much more likely than younger women to give birth to an infant with Down syndrome.

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What factors may lead for having a child with Down syndrome?

A mother's age at her child's birth is the only factor linked to the risk of having a baby with Down syndrome. This risk increases with each year of age, especially after age 35. But younger women are more likely to have babies than older women. So most babies with Down syndrome are born to women younger than 35.

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Does Down syndrome run in families?

In almost all cases, Down's syndrome does not run in families. Your chance of having a baby with Down's syndrome increases as you get older, but anyone can have a baby with Down's syndrome. Speak to a GP if you want to find out more.

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Can two parents with Down syndrome have a normal baby?

There have been only a few reports of men with Down's syndrome fathering children. Again, if a man's partner did not have Down's syndrome, the chance that the baby would have the condition is 50%. If both partners have Down's syndrome there is a high chance of their children having the condition.

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Can you tell if a baby has Down syndrome in an ultrasound?

An ultrasound can detect fluid at the back of a fetus's neck, which sometimes indicates Down syndrome. The ultrasound test is called measurement of nuchal translucency. During the first trimester, this combined method results in more effective or comparable detection rates than methods used during the second trimester.

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What age of father is more likely to have Down syndrome?

A recent study suggests that a 20-year-old father doubles the chance of Down syndrome as compared to one who's 40.

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What is the life expectancy of a Down syndrome person?

People with Down syndrome can expect to live to 60

In the 1940s, a child with Down syndrome had a life expectancy of 12 years. These days, their life expectancy is 60 years and a baby born with Down syndrome could live into their 80s — in line with the general population.

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What foods prevent Down syndrome?

Preventing Birth Defects
  • Take a vitamin with 400 micrograms of folic acid every day. ...
  • Foods with folic acid include : okra, pinto beans, navy beans, mustard green s, kale, spinach, chicken liver, beef liver, orange juice, asparagus, broccoli, avocado, green peas, cauliflower, tomato juice, peanuts, and cantaloupe.

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What causes Down syndrome Australia?

What causes Down syndrome? The cells of most people have 23 pairs of chromosomes. However, people with Down syndrome have an extra chromosome 21 in their cells. Having this extra chromosome happens by chance.

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Can COVID cause Down syndrome in pregnancy?

COVID-19 infection does not affect the baby's risk of having a genetic or chromosomal abnormality such as Down syndrome.

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Can a person with Down syndrome marry a normal person?

The answer is: Yes, a person with Down syndrome can get married and have children, and there are many successful experiences in marriage and childbearing in such category of people.

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Is Down's syndrome on the autism spectrum?

So, are Down syndrome and autism the same thing or the same disorder? No. They are distinct disorders with different causes that may show some similar symptoms, but also differences.

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How often is Down syndrome missed before birth?

About eight or nine out of 10 cases of Down syndrome are detected (classified as screen positive). This means that one or two out of 10 pregnancies with Down syndrome are missed (classified as screen negative).

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