P01.04: The efficiency of ultrasonographic risk assessment for Down syndrome (URAD) and calculated final risk for Down syndrome (DS) screening
نویسندگان
چکیده
منابع مشابه
Screening for Down syndrome
In 1866 J Langdon Down made the observation of a subgroup of patients with particular facial features and mental handicap in the outpatient department of the London Hospital 1. In the late 1950’s, it was shown that an extra acrocentric chromosome was present in persons with Down syndrome, resulting in a diploid chromosome number of 47. It is now known that Down syndrome results when either the ...
متن کاملPrenatal Screening for Down Syndrome
Down syndrome ([DS] trisomy 21) is the most common cause of intellectual disability worldwide, affects approximately 1:500 pregnancies and is seen in 1:800 to 1:1,000 live births [1]. Down syndrome is the leading cause of prenatal chromosome abnormalities, accounting for 53% of all reported chromosome conditions. Genetic prenatal diagnosis (PD) for DS, since its introduction in the late 1960s, ...
متن کاملThe Effectiveness of Positive Psychotherapy (PPT) on Happiness among Mothers of Children with Down Syndrome (DS)
Background and Aim: mothers of children with Down syndrome face challenges in caring for their children which lead to decreased happiness among them. The present research was conducted by the aim of investigating the effectiveness of positive psychotherapy on happiness among mothers of children with Down syndrome. Methods: The present research was a semi-experimental study which used a pretest...
متن کامل“the effect of risk aversion on the demand for life insurance: the case of iranian life insurance market”
abstract: about 60% of total premium of insurance industry is pertained?to life policies in the world; while the life insurance total premium in iran is less than 6% of total premium in insurance industry in 2008 (sigma, no 3/2009). among the reasons that discourage the life insurance industry is the problem of adverse selection. adverse selection theory describes a situation where the inf...
15 صفحه اولBioinformatics Investigation and Contribution of Other Chromosomes Besides Chromosome 21 in the Risk of Down Syndrome Development
Introduction: Down syndrome as a genetic disorder is a popular research topic in molecular studies. One way to study Down syndrome is via bioinformatics. Methods: In this study, a gene expression profile from a microarray study was selected for more investigation. Results: The study of Down syndrome patients shows specific genes with differential expression and network centrality properties....
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ژورنال
عنوان ژورنال: Ultrasound in Obstetrics and Gynecology
سال: 2006
ISSN: 0960-7692
DOI: 10.1002/uog.3390