First and second trimester serum tests with and without first trimester ultrasound tests for Down's syndrome screening
نویسندگان
چکیده
منابع مشابه
Effect of Shared Decision-making on Decisional Conflict and Uptake of First-trimester Screening Tests
Introduction: Several factors influence women’s decision to take First Trimester Screening (FTS) tests. These factors are associated with the ambivalence of women toward undergoing screening tests. Objective: This study aimed to investigate the effect of Shared Decision-Making (SDM) about undergoing FTS on Decisional Conflict (DC) immediately after consultation and uptake of FTS. Materials a...
متن کاملFirst and second trimester antenatal screening for Down's syndrome: the results of the Serum, Urine and Ultrasound Screening Study (SURUSS).
The matching criteria were gestation (using an ultrasound crown–rump length or biparietal diameter measurement), duration of storage, and centre. Screening performance of the individual markers and combinations of markers together with maternal age was assessed using standard methods. In addition pairs of first and second trimester serum samples from 600 controls were tested to secure a larger ...
متن کاملFirst-trimester screening for Down's syndrome.
The aim of the present study was to evaluate the efficacy of the first trimester screening for Down syndrome (DS) in an unselected low-risk Finnish population. The study involved 4,617 women who attended screening between the 8th and 14th weeks of pregnancy in 1998-2000. They gave a blood sample for the measurement of pregnancy associated plasma protein A (PAPP-A) and free beta human chorionic ...
متن کاملphysicians and patients’ awareness of screening tests for the first trimester of pregnancy
conclusions the results showed that awareness of patients and a few doctors about the first trimester screening tests was respectively weak and middle level, showing that there is an urgent need for greater awareness in this field, regarding the importance of detecting some chromosomal abnormalities prior to birth. objectives the aim of this study was to examine the extent of awareness of physi...
متن کاملFirst-trimester or second-trimester screening, or both, for Down's syndrome.
BACKGROUND It is uncertain how best to screen pregnant women for the presence of fetal Down's syndrome: to perform first-trimester screening, to perform second-trimester screening, or to use strategies incorporating measurements in both trimesters. METHODS Women with singleton pregnancies underwent first-trimester combined screening (measurement of nuchal translucency, pregnancy-associated pl...
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ژورنال
عنوان ژورنال: Cochrane Database of Systematic Reviews
سال: 2017
ISSN: 1465-1858
DOI: 10.1002/14651858.cd012599