downs syndrome - zulekha hospitals
TRANSCRIPT
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DOWNS SYNDROME
• Downs Syndrome is the most common single cause of human birth defect.
• Downs syndrome is known to occur in one in every 600 pregnancies around the world
• Half of the fetuses with Downs syndrome will miscarry and only 50 % will result in a live birth.
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(Confirmed by Blood Tests)
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1. Congenital Heart Defects : “ hole in the heart” – ventricular septaldefect and atrial septal defect
2. Gastro-intestinal blockages
3. Low muscle tone
4. Varying degrees of mental retardation
5. A Blood test in the child can be done to check for the extra chromosome and confirm the diagnosis
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Risk of having another baby with Downs syndrome is 1 % unless there is a problem in the parents chromosome makeup
High risk women : 1. women with a previous Down syndrome baby2. Age > than 37 years3. Parents who are carriers of an abnormal
chromosome ( 21 )4. Family history of Down syndrome babies
All High risk women should be advised to have their baby’s chromosomes tested for any abnormalities by Pre-natal Invasive tests
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• 80 % of women bear children between 20 to 30 years of age and are classified as Low risk.
• They should be advised Screening tests which will predict their risk of having a Downs syndrome baby.
• All women should be Counseled ( the nature of the tests and it’s implications ) before they opt for screening tests.
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(3)
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Screening Test
Normal
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( Extensive Research being carried out)
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