Factbites
 Where results make sense
About us   |   Why use us?   |   Reviews   |   PR   |   Contact us  

Topic: Down syndrome


Related Topics

In the News (Fri 19 Jul 19)

  
  Down syndrome - Wikipedia, the free encyclopedia
This is the cause of 1–2% of the observed Down syndromes.
It is the cause of 2-3% of the observed Down syndromes.
Ultrasound of embryo with Down syndrome and megacystis.
en.wikipedia.org /wiki/Down_syndrome   (3754 words)

  
 HON Mother & Child Glossary, Down Syndrome
Down syndrome or trisomy 21 is the most frequent genetic cause of mild to moderate mental retardation and associated medical problems and occurs in one out of 800 live births, in all races and economic groups.
Down syndrome is a chromosomal disorder caused by an error in cell division, when a fertilised ovum, which will develop into the foetus, contains extra material from chromosome number 21 (cf.
Most of the time, the occurrence of Down syndrome is due to a random event that occurred during formation of the reproductive cells, the ovum or sperm.
www.hon.ch /Dossier/MotherChild/birth_disorders/down_syndrome.html   (1270 words)

  
 Down syndrome - Genetics Home Reference
Down syndrome is a chromosomal condition that is associated with mental retardation, a characteristic facial appearance, and poor muscle tone (hypotonia) in infancy.
Down syndrome occurs in 1 in 800 to 1,000 births.
Down syndrome is a chromosomal condition related to chromosome 21.
ghr.nlm.nih.gov /condition=downsyndrome   (774 words)

  
 Down Syndrome (Trisomy 21), Cincinnati Children's Hospital Medical Center
Down syndrome, also known as Trisomy 21, is the single most common genetic pattern of malformation in man.
The physical characteristics of Down Syndrome in infancy typically involve low muscle tone, flat appearance of the face, upward slanting eye creases, small ears, single skin crease in the palm, extremely flexible joints, large tongue, and several others.
In addition to the heart defects associated with Down Syndrome, isolated elevated blood pressure in the lungs (pulmonary hypertension) is seen with higher frequency in patients with Down syndrome.
www.cincinnatichildrens.org /health/heart-encyclopedia/disease/syndrome/down.htm   (1572 words)

  
 Down's Syndrome (Trisomy 21)
The median nuchal skinfold thickness in Down syndrome was 3.2 mm and in euploid fetuses was 3.1 mm.
Vesiculopustular eruptions in Down syndrome neonates with myeloproliferative disorders.
Telomerase and the benign and malignant megakaryoblastic leukemias of Down syndrome.
www.thedoctorsdoctor.com /diseases/down_syndrome.htm   (12207 words)

  
 Down Syndrome
Typically, Down syndrome is recognizable at birth, due to the presence of particular physical features, such as almond shaped eyes, small ears, flattened facial profile, and reduced muscle tone.
Down syndrome is caused by the presence of an extra copy of genes found on chromosome 21 in the cells of the body.
A small percentage of people with Down syndrome may have an extra chromosome 21 in some of their cells, but not all of them (this is called mosaicism), or they may have an extra chromosome 21 attached to another chromosome (this is called translocation).
www.labcorp.com /genetics/genetic_disorders/down_syndrome.html   (896 words)

  
 Down Syndrome - WrongDiagnosis.com
It is caused by having an extra third copy of chromosome 21, usually by a random error in the mother's egg, though a small percentage are familial such as Translocation Down Syndrome (~4-5%) and occur from a chromosomal defect in a parent.
Mosaic Down Syndrome occurs around 1% and has milder effects as the patient has a mixture of both normal and trisomy cells.
Down Syndrome can be diagnosed prenatally in the womb during pregnancy using several different tests including ultrasound, amniocentesis and CVS.
www.wrongdiagnosis.com /d/down_syndrome/intro.htm   (768 words)

  
 Down syndrome   (Site not responding. Last check: 2007-10-31)
Down syndrome is the most common cause of mental retardation and malformation in a newborn.
The actual IQ range of Down syndrome children is quite varied, but the majority of such children are in what is sometimes known as the trainable range.
However, when the baby with Down syndrome has the type that results from a translocation, it is possible that one of the two parents is a carrier of that defect.
www.healthatoz.com /healthatoz/Atoz/ency/down_syndrome.jsp   (2554 words)

  
 Disability Info: Down Syndrome (FS4)
Down syndrome is the most common and readily identifiable chromosomal condition associated with mental retardation.
Shortly after a diagnoses of Down syndrome is confirmed, parents should be encouraged to enroll their child in an infant development/early intervention program.
Because of the range of ability in children with Down syndrome it is important for families and all members of the school's education team to place few limitations on potential capabilities.
www.nichcy.org /pubs/factshe/fs4txt.htm   (943 words)

  
 Down syndrome definition - Medical Dictionary definitions of popular medical terms
In Down syndrome there are certain characteristic features in the appearance which may individually be quite subtle but together permit a clinical diagnosis of Down syndrome to be made at birth.
For example, approximately a half of Down syndrome children are born with a heart defect, most often a hole between the two sides of the heart.
It was once thought that nearly all adults with Down syndrome developed Alzheimer's disease (dementia) so that on top of their mental handicap most people with Down syndrome were slated for premature senility.
www.medterms.com /script/main/art.asp?articlekey=3112   (633 words)

  
 Down Syndrome
The Genetics of Down Syndrome – Trisomy 21
Down syndrome is relatively well known, with distinctive characteristics such as mental retardation, distinguishing facial features, and other traits.
In the United States, Down syndrome occurs in 1 in 800 live births, and approximately 6000 children are born with Down syndrome each year.
www.emedicinehealth.com /down_syndrome/article_em.htm   (196 words)

  
 Medical References: Down Syndrome   (Site not responding. Last check: 2007-10-31)
Down syndrome is a disorder that includes a combination of birth defects; among them, some degree of mental retardation, characteristic facial features and, often, heart defects, increased infections, problems with vision and hearing, and other health problems.
Down syndrome is one of the most common genetic birth defects, affecting approximately one in 800 to 1,000 babies.
The risk of Down syndrome increases with age, from about 1 in 1,250 for a woman at age 25, to 1 in 1,000 at age 30, 1 in 400 at age 35, and 1 in 100 at age 40.
www.marchofdimes.com /professionals/681_1214.asp   (1771 words)

  
 Trisomy 21: The Origin of Down Syndrome
Instead, the condition became called "Down's syndrome." In the 1970s, an American revision of scientific terms changed it simply to "Down syndrome," while it still is called "Down's" in the UK and some places in Europe.
In Down syndrome, 95% of all cases are caused by this event: one cell has two 21st chromosomes instead of one, so the resulting fertilized egg has three 21st chromosomes.
Down syndrome phenotypes: The consequences of chromosomal imbalance.
www.ds-health.com /trisomy.htm   (1598 words)

  
 MedlinePlus Medical Encyclopedia: Down syndrome
The normal life span is shortened in Down syndrome by congenital heart disease and by increased incidence of acute leukemia.
Down syndrome can be detected in a fetus in the first few months of pregnancy by examination of the chromosomes obtained by amniocentesis or chorionic villus sampling.
The parents of a child with Down syndrome are at increased risk for having another child with Down syndrome.
www.nlm.nih.gov /medlineplus/ency/article/000997.htm   (826 words)

  
 Down Syndrome
Down syndrome (DS) is a condition in which extra genetic material causes delays in the way a child develops, and often leads to mental retardation.
Kids with Down syndrome tend to share certain physical features such as a flat facial profile, an upward slant to the eyes, small ears, a single crease across the center of the palms, and an enlarged tongue.
Experts recommend enrolling kids with Down syndrome in early intervention services as soon as possible after your child is born.
kidshealth.org /parent/medical/genetic/down_syndrome.html   (1622 words)

  
 Down Syndrome - Healthy Kids and Pediatrics - health and medical information produced by doctors
Down syndrome is a relatively common birth defect caused by the presence of an extra chromosome number 21 (three instead of two number 21 chromosomes, or, trisomy 21).
Down syndrome causes mental retardation, a characteristic facial appearance, and multiple malformations.
The evaluation of the Down syndrome baby and the family by a medical geneticist is often useful.
www.medicinenet.com /down_syndrome/article.htm   (405 words)

  
 Information about Down syndrome
Children with Down syndrome are seen in pictures from 1505.
Down syndrome occurs at the rate of around 1 in 700 to 1 in 900 live births worldwide, depending on contraception and termination attitudes in different communities.
Although the risk of having a baby with Down syndrome increases with maternal age, babies with Down syndrome are born at the same rate into families from all social, economic and racial backgrounds, and to parents of all ages.
www.down-syndrome.info /topics/keyfacts/key-facts-EN-GB.htm   (383 words)

  
 Down's Syndrome Association - New Parents
People with Down’s syndrome all have a certain degree of learning disability (mental handicap).  The degree of disability varies from person to person and it is impossible to tell at birth what that degree will be.
Babies with Down’s syndrome often have eyes that slant upward and outward.  Their eyelids often have an extra fold of skin (epicanthic fold) which appears to exaggerate the slant.  This does not mean that there is anything wrong with the eyes.  They just look different.
People with Down’s syndrome can thrive well in to their fifties, facing many of the challenges we all encounter: school, further education, work and a home of one’s own.  Many children with Down’s syndrome are now being integrated successfully into mainstream schools.
www.downs-syndrome.org.uk /DSA_NewParents.aspx   (2351 words)

  
 eMedicine - Down Syndrome : Article by Harold Chen, MD, MS, FAAP, FACMG   (Site not responding. Last check: 2007-10-31)
Down syndrome decreases prenatal viability and increases prenatal and postnatal morbidity.
Robertsonian translocation: In cases of de novo Robertsonian translocation, the risk of Down syndrome in a subsequent pregnancy is an estimated 2-3%.
Lin YC: Cervical spine disease and Down syndrome in pediatric anesthesia.
www.emedicine.com /ped/topic615.htm   (5213 words)

  
 Down syndrome
Down syndrome is a chromosome abnormality, usually due to an extra copy of the 21st chromosome.
In most cases, Down syndrome is caused by an extra chromosome 21.
Children with Down syndrome also have a higher-than-average incidence of acute lymphocytic leukemia (ALL).
www.umm.edu /ency/article/000997.htm   (383 words)

  
 Down syndrome - MayoClinic.com
Down syndrome is a genetic disorder that causes mental retardation and other problems.
Down syndrome is the most common genetic cause of severe learning disabilities in children, occurring in one in every 800 infants.
But increased understanding of Down syndrome and early interventions are making a big difference in the lives of both children and adults with Down syndrome.
www.mayoclinic.com /health/down-syndrome/DS00182   (204 words)

  
 Down Syndrome International - Home Page   (Site not responding. Last check: 2007-10-31)
Down Syndrome International is a federation of international organizations and individuals committed to ensuring the quality of life and human rights for all people with Down syndrome.
Down Syndrome International (DSI) is a recently-formed charity, established to continue the work of the former International Down Syndrome Federation.
The date was chosen to signify the uniqueness of Down syndrome in the triplication (trisomy) of the 21st chromosome.
www.down-syndrome-int.org   (260 words)

  
 Down Syndrome / Family Village Library
The Canadian Down Syndrome Society (CDSS) is a national, non-profit organization whose mission is to enhance the quality of life for all individuals who have Down syndrome.
The Society accomplishes this mission by providing information and assistance to all those with an interest in Down syndrome, by advocating on behalf of individuals with Down syndrome in the areas of education, employment and healthcare and by providing networking opportunities for parents and professionals in relevant fields.
The National Down Syndrome Society's mission is to increase public awareness about and discovering the underlying causes of Down Syndrome through education, research, and advocacy.
www.familyvillage.wisc.edu /lib_down.htm   (576 words)

  
 Down Syndrome Information Network - Home Page
The Down Syndrome Educational Trust depends on the generosity of private individuals for continuing its work and developing its range of activities.
Learn about what we have planned for the Down Syndrome Information Network, let us have your views and comments, and find out what will be available when.
The Down Syndrome Information Network website is published and maintained by The Down Syndrome Educational Trust - a UK-based charity (registered no. 1062823) that works to advance the development and education of children and adults with Down syndrome.
www.down-syndrome.net   (528 words)

  
 DSAA - Down Syndrome Defined   (Site not responding. Last check: 2007-10-31)
Down syndrome is a genetic condition caused by the presence of an extra chromosome.
Down syndrome is associated with a number of developmental difficulties:
The name "Down" comes from the English doctor John Langdon Down, who first described the syndrome in 1866.
www.down-syndrome-atlanta.org /dsfaq/dsdefined.htm   (115 words)

  
 Down Syndrome -- Topic Overview
Down syndrome is a lifelong condition in which a person is born with distinct physical features, such as a flat face and short neck, and some degree of cognitive disability (mental retardation).
Although Down syndrome is permanent, most people who have it are able to live healthy, productive lives.
Down syndrome is caused by abnormal cell division very early in fetal development.
www.webmd.com /hw/raising_a_family/hw167778.asp   (164 words)

  
 Down Syndrome
Down Syndrome is a genetic disorder caused by extra genetic material.
It affects over 350,000 people in the United States alone and is the most common (1 in 800 live births) imbalance in the number of autosomes in people.
The effects of Down Syndrome vary greatly from person to person but can include mental retardation, eyes that slant upward, and heart defects.
learn.genetics.utah.edu /units/disorders/karyotype/downsyndrome.cfm   (118 words)

  
 Down Syndrome
Kids with Down syndrome are more likely to get infections that affect their lungs and breathing.
Each person with Down syndrome is different and may have one, several, or all of these problems.
Kids with Down syndrome like their playtime, too.
kidshealth.org /kid/health_problems/birth_defect/down_syndrome.html   (903 words)

Try your search on: Qwika (all wikis)

Factbites
  About us   |   Why use us?   |   Reviews   |   Press   |   Contact us  
Copyright © 2005-2007 www.factbites.com Usage implies agreement with terms.