First trimester ultrasound screening of chromosomal abnormalities
نویسندگان
چکیده
منابع مشابه
First-trimester screening for chromosomal abnormalities.
There is extensive evidence that effective screening for major chromosomal abnormalities can be provided in the first trimester of pregnancy. Randomized studies have established that the risk of miscarriage from chorionic villus sampling in the first trimester is the same as for amniocentesis in the second trimester. Prospective studies have demonstrated that screening by a combination of fetal...
متن کاملassessemnt of nasal bone in first trimester screening for chromosomal abnormalities in khuzestan
background: fetal nasal bone assessment is a non-invasive procedure that helps provide even greater assurance to patients undergoing their first trimester risk assessment for aneuploidies. absence or presence of this factor is different in some races. objective: the study was aimed to evaluate nasal bone in the first trimester of pregnancy in the indigenous population of khuzestan province, and...
متن کاملMeasurement of Nuchal Translucency Thickness for Detection of Chromosomal Abnormalities using First Trimester Ultrasound Fetal Images
The Nuchal Translucency thickness measurement is made to identify the Down Syndrome in screening first trimester fetus and presented in this paper. The mean shift analysis and canny operators are utilized for segmenting the nuchal translucency region and the exact thickness has been estimated using Blob analysis. It is observed from the results that the fetus in the 14th week of Gestation is ex...
متن کاملAssessemnt of nasal bone in first trimester screening for chromosomal abnormalities in Khuzestan
BACKGROUND Fetal nasal bone assessment is a non-invasive procedure that helps provide even greater assurance to patients undergoing their first trimester risk assessment for aneuploidies. Absence or presence of this factor is different in some races. OBJECTIVE The study was aimed to evaluate nasal bone in the first trimester of pregnancy in the indigenous population of Khuzestan Province, and...
متن کاملScreening for chromosomal abnormalities using combined test in the first trimester of pregnancy
OBJECTIVE This study was designed to review the screening performance of combined test at the Ewha Womans University Mokdong hospital. METHODS All women admitted for routine antenatal care between January 1st 2008 and December 31st 2012 with a known pregnancy outcome were included in this study, totaling 1,156 women with singleton pregnancies presenting at 10 to 13 weeks of gestation. Women w...
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ژورنال
عنوان ژورنال: Srpski arhiv za celokupno lekarstvo
سال: 2007
ISSN: 0370-8179,2406-0895
DOI: 10.2298/sarh0704153t