P056: Has introduction of first trimester serum screening made any difference?
نویسندگان
چکیده
منابع مشابه
Factors predicting a positive pregnancy screening test at first trimester
Background: For every pregnant woman, it is possible to have a child with chromosomal abnormalities. Although this possibility is not very high, by performing screening tests and considering the mother's background factors, we can largely realize the real extent of this possibility. Many comorbidities (like high blood pressure, diabetes, and obesity) and high-risk exposures (like alcohol consu...
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OBJECTIVE The study aims to determine the performance of a five (5) serum marker plus ultrasound screening protocol for T21, T18 and T13. METHOD Specimens from 331 unaffected, 34 T21, 19 T18 and 8 T13 cases were analyzed for free Beta human chorionic gonadotropin, pregnancy-associated plasma protein A, alpha-fetoprotein, placental growth factor and dimeric inhibin A. Gaussian distributions of...
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BACKGROUND Subclinical hypothyroidism is defined as an elevated thyroid-stimulating hormone level with a normal thyroxin level without signs or symptoms of hypothyroidism. Although it is well accepted that overt hypothyroidism has a deleterious impact on pregnancy, recent studies indicate that subclinical hypothyroidism may affect maternal and fetal health. Studies suggest an association betwee...
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When I first started doing research in the area of college and university teaching about 35 years ago, it was like being a voice in the wilderness. But I discovered two other voices in the same wilderness doing the same type of research, namely Chris Knapper and Bill McKeachie. I have benefited greatly from my contacts with both of them over the years, and I have also been lucky enough to have ...
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 ...
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ژورنال
عنوان ژورنال: Ultrasound in Obstetrics and Gynecology
سال: 2003
ISSN: 0960-7692,1469-0705
DOI: 10.1002/uog.515