QF-PCR: application, overview and review of the literature.

abstract：OBJECTIVE:To estimate the improvement in screening efficiency when fetal ductus venosus Doppler studies are added to existing first-trimester Down syndrome screening protocols. METHODS:Statistical modelling was used with parameters derived from prospective ductus venosus studies and from the published literature. The ...

journal_title：Prenatal diagnosis

authors： Borrell A,Gonce A,Martinez JM,Borobio V,Fortuny A,Coll O,Cuckle H

更新日期：2005-10-01 00:00:00

abstract：:A 45-year-old woman underwent serial ultrasound screening procedures during late first and second trimesters of pregnancy for advanced maternal age. Cultured amniocytes karyotype indicated full trisomy 21. Subsequently, the fetus developed congenital cataract diagnosed at 24 weeks. This is the first antenatal diagnosi...

journal_title：Prenatal diagnosis

authors： Romain M,Awoust J,Dugauquier C,Van Maldergem L

更新日期：1999-08-01 00:00:00

abstract：OBJECTIVE:This study introduces a novel method, referred to as SeqFF, for estimating the fetal DNA fraction in the plasma of pregnant women and to infer the underlying mechanism that allows for such statistical modeling. METHODS:Autosomal regional read counts from whole-genome massively parallel single-end sequencing ...

journal_title：Prenatal diagnosis

authors： Kim SK,Hannum G,Geis J,Tynan J,Hogg G,Zhao C,Jensen TJ,Mazloom AR,Oeth P,Ehrich M,van den Boom D,Deciu C

更新日期：2015-08-01 00:00:00

abstract：:The effectiveness and costs of prenatal screening programmes for Down's syndrome using maternal serum markers will vary significantly depending on the biological cut-off values chosen in order to select women, at each maternal age, who will be sent for amniocentesis. On the basis of the first French prospective study ...

journal_title：Prenatal diagnosis

authors： Seror V,Muller F,Moatti JP,Le Gales C,Boue A

更新日期：1993-04-01 00:00:00

abstract：:We report the first prenatal diagnosis of an affected fetus with Chediak-Higashi syndrome (CHS). Diagnosis was accomplished via fetal blood sampling at 17 menstrual weeks and was confirmed after birth. Retrospective measurement of the largest acid phosphatase-positive lysosomes in cultured amniotic fluid cells and cho...

journal_title：Prenatal diagnosis

authors： Diukman R,Tanigawara S,Cowan MJ,Golbus MS

更新日期：1992-11-01 00:00:00

abstract：:In the first trimester of pregnancy the biochemical markers free beta-hCG and pregnancy associated plasma protein-A (PAPP-A) are used for the prenatal screening of trisomy 21, either alone or in combination with nuchal translucency (NT) thickness. In this study, I have analysed the distribution of these biochemical ma...

journal_title：Prenatal diagnosis

authors： Spencer K

更新日期：2000-02-01 00:00:00

abstract：:FISH analysis of uncultured interphase amniotic fluid cells from a male fetus revealed two signals using an alpha-satellite X-chromosome DNA probe. One of the signals was much smaller than the other. It was subsequently shown that the normal sized signal was located on the X chromosome and the smaller signal was locat...

journal_title：Prenatal diagnosis

authors： Winsor EJ,Dyack S,Wood-Burgess EM,Ryan G

更新日期：1999-09-01 00:00:00

abstract：:Prenatal diagnosis of aneuploidies currently relies on invasive procedures such as chorionic villous sampling and amniocentesis. These methods can provide an accurate diagnosis of the fetal karyotype but are relatively invasive. Here, we report a case of the prenatal detection of triple X using fetal cells obtained by...

journal_title：Prenatal diagnosis

authors： Xi Zhao X,Suzumori K,Sato T

更新日期：2003-07-01 00:00:00

abstract：OBJECTIVE:To present the results of 10 years of quantitative fluorescence PCR (QF-PCR) analysis of prenatal samples for the rapid diagnosis of the common aneuploidies. This represents the largest QF-PCR data set from a single testing centre. METHODS:QF-PCR analysis using a single assay containing 17 microsatellite mar...

journal_title：Prenatal diagnosis

authors： Mann K,Hills A,Donaghue C,Thomas H,Ogilvie CM

更新日期：2012-12-01 00:00:00

abstract：OBJECTIVE:This study aimed to determine if screening for preeclampsia could be improved between 20 and 24 weeks of gestation by uterine artery Doppler (UAD), biomarkers and lipid-related markers. METHOD:Women at high risk of preeclampsia according to obstetric and medical characteristics and history were prospectively...

journal_title：Prenatal diagnosis

authors： Diguisto C,Le Gouge A,Piver E,Giraudeau B,Perrotin F

更新日期：2013-11-01 00:00:00

abstract：:Maternal contamination of fetal DNA represents a major problem when highly sensitive molecular techniques are used in the prenatal diagnosis of genetic diseases. For this reason, we have studied the possibility of using DNA isolated from syncytiotrophoblast vesicles as a target of gene amplification (PCR). Three PCR s...

journal_title：Prenatal diagnosis

authors： Colucci G,Pesenti E,Molteni E,Lobbiani A,De Andreis C,Pariani S,Rossella F,Semprini AE,Simoni G

更新日期：1993-05-01 00:00:00

abstract：:Single umbilical artery is among the most common funicular vascular anomalies. In contrast, umbilical artery stenosis is rare, and has only been reported in three-vessel cords. We describe a case of single umbilical artery stenosis in a fetus with no associated malformations. Intrauterine fetal death occurred at 28 we...

journal_title：Prenatal diagnosis

authors： Meir K,Yagel S,Amsalem H,Ariel I

更新日期：2002-03-01 00:00:00

abstract：:Retinoblastoma susceptibility is an autosomal dominantly inherited cancer predisposition which also confers a life-long increased risk for various non-ocular malignancies. We developed a protocol for single cell detection of this disorder which enables its preimplantation genetic diagnosis as an alternative to prenata...

journal_title：Prenatal diagnosis

authors： Sütterlin M,Sleiman PA,Onadim Z,Delhanty J

更新日期：1999-12-01 00:00:00

abstract：:A case of combined partial mole and neural tube defect is presented. The detection of high levels of both maternal serum (MS) alpha-fetoprotein (AFP) and human chorionic gonadotrophin (hCG) during the second trimester led to the ultrasonic demonstration of anencephaly, omphalocele, and partial mole. This is the first ...

journal_title：Prenatal diagnosis

authors： Zalel Y,Weiner E,Zabari A,Shalev E

更新日期：1992-04-01 00:00:00

abstract：:Fetal triploidy is commonly found in early pregnancy. The majority of these pregnancies spontaneously abort in the first trimester. Occasionally, the pregnancy progresses to the second and third trimesters. We reviewed the maternal serum alpha-fetoprotein (MSAFP), amniotic fluid alpha-fetoprotein (AFP), amniotic fluid...

journal_title：Prenatal diagnosis

authors： Pircon RA,Towers CV,Porto M,Gocke SE,Garite TJ

更新日期：1989-10-01 00:00:00

abstract：OBJECTIVE:The cerebroplacental ratio (CPR) is a semi-quantitative marker for fetal brain-sparing. Our purpose was to measure the CPR at the time of treatment with selective laser photocoagulation of communicating vessels in gestations with twin-twin transfusion syndrome (TTTS) to test its association with neurological ...

journal_title：Prenatal diagnosis

authors： Chmait RH,Chon AH,Schrager SM,Llanes A,Hamilton A,Vanderbilt DL

更新日期：2016-01-01 00:00:00

abstract：OBJECTIVE:The objective of the study is to examine the incidence of chromosomal or genetic abnormalities in pregnancies complicated by polyhydramnios and to assess the value of prenatal ultrasound findings in the prediction of cases associated with such disorders. METHODS:We searched the prenatal records of all patien...

journal_title：Prenatal diagnosis

authors： Boito S,Crovetto F,Ischia B,Crippa BL,Fabietti I,Bedeschi MF,Lalatta F,Colombo L,Mosca F,Fedele L,Persico N

更新日期：2016-08-01 00:00:00

abstract：:The objective was to describe the development, characteristics, and initial use of an instrument for assessing knowledge about maternal serum screening (MSS). Items for a knowledge scale were selected based on a review of educational materials, the literature, and expert opinion. Items were pre-tested for comprehensib...

journal_title：Prenatal diagnosis

authors： Goel V,Glazier R,Holzapfel S,Pugh P,Summers A

更新日期：1996-05-01 00:00:00

abstract：BACKGROUND:Posterior fossa abnormalities (PFAs) are commonly identified within routine screening and are a frequent indication for fetal magnetic resonance imaging (MRI). Although biometric measurements of the posterior fossa (PF) are established on fetal ultrasound and MRI, qualitative visual assessments are predomina...

journal_title：Prenatal diagnosis

authors： Mckinnon K,Kendall GS,Tann CJ,Dyet L,Sokolska M,Baruteau KP,Marlow N,Robertson NJ,Peebles D,Srinivasan L

更新日期：2020-11-29 00:00:00

abstract：:Autosomal recessive polycystic kidney disease (ARPKD) is a rare hereditary disease with a high neonatal mortality. Currently, prenatal diagnosis is possible only during the second half of pregnancy, when bilaterally enlarged, echogenic kidneys are visible by ultrasound. We describe a case in which a diagnosis of ARPKD...

journal_title：Prenatal diagnosis

authors： Wisser J,Hebisch G,Froster U,Zerres K,Stallmach T,Leumann E,Schinzel A,Huch A

更新日期：1995-09-01 00:00:00

abstract：:Even though the global COVID-19 pandemic may affect how medical care is delivered in general, most countries try to maintain steady access for women to routine pregnancy care, including fetal anomaly screening. This means that, also during this pandemic, fetal anomalies will be detected, and that discussions regarding...

journal_title：Prenatal diagnosis

authors： Deprest J,Van Ranst M,Lannoo L,Bredaki E,Ryan G,David A,Richter J,Van Mieghem T

更新日期：2020-12-01 00:00:00

abstract：:Prenatal diagnosis of Sandhoff disease (infantile onset) at 16 weeks gestation has been made by detection and analysis of N-acetylglucosaminyl-oligosaccharides in amniotic fluid using high performance liquid chromatography. The elution profile for the branched chain oligosaccharides was identical with that obtained wi...

journal_title：Prenatal diagnosis

authors： Warner TG,Turner MW,Toone JR,Applegarth D

更新日期：1986-11-01 00:00:00

abstract：:This prospective study investigates the relationship between insulin-dependent diabetes and maternal serum levels of alpha-fetoprotein (AFP), unconjugated oestriol (uE3), and human chorionic gonadotropin (hCG). It also examines the potential impact on screening for Down syndrome. The population-based cohort included 2...

journal_title：Prenatal diagnosis

authors： Palomaki GE,Knight GJ,Haddow JE

更新日期：1994-01-01 00:00:00

abstract：:Amniocentesis and subsequent tests are reported on a fetus conceived of a rare mating type: its mother has an intermediate level of beta hexosaminidase A (HEX A), characteristic of carriers of Tay-Sachs disease (TSD), while the father suffers from an adult-onset GM2 gangliosidosis (AOG) with severe HEX A deficiency. A...

journal_title：Prenatal diagnosis

authors： Navon R,Sandbank U,Frisch A,Baram D,Adam A

更新日期：1986-05-01 00:00:00

abstract：OBJECTIVES:The aim of this study was to establish the frequency and associations of single umbilical artery (SUA) diagnosed until the first vs second or third trimester. METHODS:A retrospective cohort study was conducted on singleton pregnancies at a tertiary perinatal center. All women underwent both the first and se...

journal_title：Prenatal diagnosis

authors： Nakamura M,Oba T,Takita H,Tokunaka M,Arakaki T,Goto M,Koyano M,Hamada S,Matsuoka R,Sekizawa A

更新日期：2019-07-01 00:00:00

abstract：:In 3 fetuses affected by congenital chloride diarrhoea there were characteristic prenatal ultrasonic findings. In all cases the fetal abdominal cavity was filled with distended loops of fetal intestine, the fetal stomach was of normal size and polyhydramnios was present. The prenatal ultrasonic findings in this metabo...

journal_title：Prenatal diagnosis

authors： Kirkinen P,Jouppila P

更新日期：1984-11-01 00:00:00

abstract：:Non-mosaic trisomy 20 is rare in fetuses surviving beyond the first trimester. We report a case of a fetus with non-mosaic trisomy 20 in amniotic fluid cultures obtained during the prenatal evaluation of an unusual thoraco-abdominal mass which was found at autopsy to be pulmonary sequestration. Gross inspection and au...

journal_title：Prenatal diagnosis

authors： Driggers RW,Bernstein H,Lantz M,Stetten G,Escallon CS,Perlman E,Blakemore KJ

更新日期：2001-05-01 00:00:00

abstract：:Fetomaternal haemorrhage (FMH) was studied after 46 cordocenteses. alpha-Fetoprotein (AFP) concentration and Kleihauer staining of maternal blood, taken both before and after the procedure, revealed increases in AFP values of more than 40 per cent in 30 per cent of the patients examined; fetal haemorrhage of more than...

journal_title：Prenatal diagnosis

authors： Van Selm M,Kanhai HH,Van Loon AJ

更新日期：1995-04-01 00:00:00

abstract：OBJECTIVE:The FASTER trial compared first and second trimester screening methods for aneuploidy. We examined relationships between maternal serum markers and common congenital anomalies in the pediatric outcome data set of 36 837 subjects. METHODS:We used nested case-control studies, with cases defined by the most com...

journal_title：Prenatal diagnosis

authors： Hoffman JD,Bianchi DW,Sullivan LM,Mackinnon BL,Collins J,Malone FD,Porter TF,Nyberg DA,Comstock CH,Bukowski R,Berkowitz RL,Gross SJ,Dugoff L,Craigo SD,Timor-Tritsch IE,Carr SR,Wolfe HM,D'Alton ME

更新日期：2008-12-01 00:00:00

abstract：INTRODUCTION:Pure duplication of chromosome 18p is rare, with clinical phenotypes ranging from normal or slight abnormalities to various degrees of mental retardation. It remains difficult to establish a clear genotype-phenotype correlation. METHODS:Chromosomal karyotyping analysis was performed on cultured amniotic f...

journal_title：Prenatal diagnosis

authors： Wang R,Zhang H,Li L,Yue F,Jiang Y,Li S,Liu R

更新日期：2019-11-01 00:00:00