What increases risk of birth defects?

For example, some things might increase the chances of having a baby with a birth defect, such as: Smoking, drinking alcohol, or taking certain drugs during pregnancy. Having certain medical conditions, such as being obese or having uncontrolled diabetes before and during pregnancy.
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What are the 4 main causes of birth defects?

What causes birth defects?
  • Genetics. One or more genes might have a change or mutation that prevents them from working properly. ...
  • Chromosomal problems. ...
  • Exposures to medicines, chemicals, or other toxic substances. ...
  • Infections during pregnancy. ...
  • Lack of certain nutrients.
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What factors increase the risk of birth defects?

What are the risk factors for birth defects?
  • family history of birth defects or other genetic disorders.
  • drug use, alcohol consumption, or smoking during pregnancy.
  • maternal age of 35 years or older.
  • inadequate prenatal care.
  • untreated viral or bacterial infections, including sexually transmitted infections.
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What are two causes of birth defects?

What causes birth defects?
  • Genetic problems. One or more genes might have a change or mutation that results in them not working properly, such as in Fragile X syndrome. ...
  • Chromosomal problems. ...
  • Infections. ...
  • Exposure to medications, chemicals, or other agents during pregnancy.
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How can I prevent my baby from having birth defects?

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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Birth Defects - What Causes Birth Defects?



Can stress cause birth defects?

Maternal stress has been associated with poor birth outcomes including preterm birth, infant mortality and low birthweight. Stress results in increases in cortisol, norepinephrine and inflammation which affect the fetal environment and have implications for maternal and infant health.
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What vitamins prevent birth defects?

Folic Acid is An Important Vitamin

Folic acid is a vitamin found in many foods and multivitamin supplements. It's especially important for women who could become pregnant because folic acid can help prevent birth defects.
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What is the number 1 birth defect?

10 most common birth defects

The most common defects include heart defects, cleft lip and palate and Down syndrome.
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What are my chances of having a healthy baby?

Birth Defects (78%)

Reality Check: About 97 of every 100 babies born in the U.S. arrive without a major birth defect, such as spina bifida or Down syndrome. That's the optimist's way of viewing the 3 percent risk of delivering a baby who does have one.
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What causes birth defects while pregnant?

What causes birth defects? Some birth defects are caused by genes that can be passed from parents to children. Others result from a problem with chromosomes. A small number of birth defects are caused by exposure during pregnancy to certain medications, infections, and chemicals.
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How early can you detect birth defects?

First trimester screening is a combination of tests completed between weeks 11 and 13 of pregnancy. It is used to look for certain birth defects related to the baby's heart or chromosomal disorders, such as Down syndrome. This screen includes a maternal blood test and an ultrasound.
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Can most birth defects be detected before birth?

Many birth defects can be diagnosed before birth with tests. Chromosome problems such as Down syndrome can be diagnosed before birth by looking at cells in the amniotic fluid or from the placenta. Or they can be found by looking at the baby's DNA in the mother's blood (noninvasive prenatal screening).
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How do I know if my baby is abnormal during pregnancy?

Ultrasound is the most common tool used to detect birth defects. Doctors use an ultrasound to conduct a system-by-system analysis of the baby. Ultrasounds are usually performed when the mother is 18- to 20-weeks pregnant but can be done earlier.
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Can weak sperm cause birth defects?

Summary answer: Among men undergoing infertility evaluation, there is no significant relationship between semen parameters and defect rates in live or still births, even when considering mode of conception.
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Can you tell if your baby is healthy from an ultrasound?

Your health care provider can use ultrasound to determine whether your baby is growing at a normal rate. Ultrasound can be used to monitor your baby's movement, breathing and heart rate. Study the placenta and amniotic fluid levels. The placenta provides your baby with vital nutrients and oxygen-rich blood.
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Can 12 week ultrasound detect birth defects?

The 12-week pregnancy screen and scan is used to:

The first trimester screening scan allows a close assessment of a baby's anatomy and organs and can detect abnormalities that may be linked with Down syndrome or other major types of birth defects.
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When is the best age to have a baby?

Experts say the best time to get pregnant is between your late 20s and early 30s. This age range is associated with the best outcomes for both you and your baby. One study pinpointed the ideal age to give birth to a first child as 30.5. Your age is just one factor that should go into your decision to get pregnant.
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What age is it too late to have a baby?

By age 30, fertility (the ability to get pregnant) starts to decline. This decline becomes more rapid once you reach your mid-30s. By 45, fertility has declined so much that getting pregnant naturally is unlikely for most women.
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What age is pregnancy high risk?

If you're 17 years old or younger or 35 years old or older, your pregnancy could generally be considered "high-risk." Women tend to have a window of time when it's easier on their body to grow a baby and give birth.
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What is the rarest birth defect?

Rare birth defects include:
  • Muscular dystrophy.
  • Osteogenesis imperfecta.
  • Progeria.
  • Smith Lemli Opitz syndrome.
  • Spinal muscular atrophy.
  • Tuberous sclerosis.
  • Turner syndrome.
  • X-linked lymphoproliferative syndrome (Duncan disease)
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Does diet cause birth defect?

Overall quality of pregnant woman's diet affects risk for two types of birth defects, study shows. The overall quality of a pregnant woman's diet is linked with risk for two types of serious birth defects, a new study from the Stanford University School of Medicine has shown.
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Can taking folic acid prevent Down syndrome?

April 17, 2003 -- Taking folic acid supplements before and during early pregnancy may not only help prevent neural tube defects in babies, but it may also reduce the risk of Down syndrome.
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What foods prevent chromosomal abnormalities?

Eating a healthful diet that contains foods that have folic acid, such as breakfast cereals, grain products, leafy greens, oranges and orange juice, and peanuts. Reaching or maintaining a healthy weight. Avoiding smoking and drinking alcohol.
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Can a mother's emotions affect the fetus?

When you feel happy and calm, it allows your baby to develop in a happy, calm environment. However, emotions like stress and anxiety can increase particular hormones in your body, which can affect your baby's developing body and brain.
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Which trimester is most important?

First Trimester (0 to 13 Weeks)

The first trimester is the most crucial to your baby's development. During this period, your baby's body structure and organ systems develop. Most miscarriages and birth defects occur during this period.
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