What is down syndrome?

Chromosome defect. Ds is one of the more common chromosome(c) defects that can survive pregnancy (many others miscarry).Eggs are supposed to have a single 21c & combine with the 21 from dads normal sperm.Here a pair of moms 21c +dad's 21 creates a baby with the extra 21c in all tissues.This extra material confuses the creation of body parts causing ds..Various prenatal tests can pick up signs early on.

Related Questions

What causes down syndrome?

DNA defects. Chromosome 21 seems to be the cause. Two most common types are trisomy 21 where ther is an entire extra chromosome in each cell. The other is translocation where only an extra piece of the chromosome is found. It can be an isolated defect or an inherited defect. Rare exotic forms include polyploidy and haploid forms and chimeras. Sorry you asked? Read more...

What is Down syndrome in pregnancy and what are the risk factors for it?

Chromosome defect. Ds is one of the more common chromosome(c) defects that can survive pregnancy (many others miscarry). It usually happens when an egg with an extra 21c combines with a normal sperm & creates a baby with the extra 21c in all tissues.Risks vary with age and are lowest in the early 20's(1/2000), rising to 1/100 at about 40 & 1/12 at 49.Various prenatal tests can pick up signs early on. Read more...

What is down's syndrome and how is it treated?

Inherited disorder. Down's syndrome or trisomy 21 is caused by the presence of an extra chromosome #21. This is an inherited condition so there is no treatment per se. It is characteriazed by mental and physical deficits. Read more...

Can a women die if she has abortion at 5 months, what are affects of women? If the baby want to come out at 5 months, what Down syndrome baby have?

See below. There are risks with any procedures, but with this procedure the risk is very small. The major problem a woman has after an abortion are muscle cramps and some minor bleeding. At about the 5 months old the child becomes technically viable, that is to say it can survive in an isolate in the ICU with lots of support. A down's syndrome child has a genetic abnormality. Please ask your md these ques. Read more...

What are signs of Down syndrome in an infant?

Complex issue. Children with downs syndrome can be seriously ill at birth. They may have heart disease, bowel obstruction, serious lung disease, blood sugar problems. If these are not present, they may be healthy but hypotonic with trouble feeding. Usually they have obvious features of their face and ears and hands that suggest the diagnosis. Chromosome testing will confirm the diagnosis. Read more...
Prenatal screening . for Down Syndrome is offered to all women. If screening was not done, pediatricians usually recognize an infant with DS, except some with mosaic DS. A round face, upslanting eyes, epicanthic folds, flat nasal bridge, transverse palmar creases, low hairline on the neck in a newborn with low muscle tone, poor feeding, a heart murmur & other characteristic findings alert them. . Read more...

Could you tell me what happens when two Down syndrome people have a baby?

Seldom happens. Most down syndrome males are functionally sterile. Rare mosaic individuals have potential for fertility but data is not available for comprehensive review. Ds women enter puberty & childbearing at the usual time & can give birth.Data suggests less than 1/2 their offspring will be ds due to miscarriage of some ds embryos.Most are born prematurely and by c-section. Read more...

At what week of pregnancy Down syndrome occur? Can it occur after 12th week of pregnancy due to side effect of some medicine?

Down syndrome. Is a chromosomal abnormality that occurs at conception. Read more...
Down's Syndrome. Down's Syndrome cannot result from any medicine. It is a defect in the number of chromosomes when pregnancy first occurs. It happens at the start and does not develop later in the pregnancy. Read more...

What are the symptoms of down syndrome?

See below. Flat face, hypotonia, and intellectual disability. One third of patients develop congenital heart defect(s). Read more...
Physical signs are . The distinctive facial appearance, colored speckles in the irises, small ears, widely-spaced 1st toes, & horizontal creases across the palms. Medical problems affect almost every organ system: brain, heart, eyes, ears, joints/spine, blood, skin, endocrine. Intellectual disability, with weak language skills, behavior & sleep issues. See acds.Org, ds-health.Com, ndss.Org & ndsccenter.Org for more. Read more...