Quantitative fluorescence PCR analysis of >40,000 prenatal samples for the rapid diagnosis of trisomies 13, 18 and 21 and monosomy X.

abstract：OBJECTIVE:Ethical and counseling challenges are expected with the introduction of prenatal whole exome sequencing. In this study, we describe specific challenges identified through the UNC-Chapel Hill Prenatal Exome Sequencing Study. METHODS:Participants were a subset of women participating in the fetal exome study, w...

journal_title：Prenatal diagnosis

authors： Harris S,Gilmore K,Hardisty E,Lyerly AD,Vora NL

更新日期：2018-11-01 00:00:00

abstract：BACKGROUND:Multiplex ligation-dependent probe amplification (MLPA) is a relatively new method for rapid prenatal diagnosis of common aneuploidies, and larger series to evaluate its performance remain to be reported. METHODS:A total of 2400 prenatal chorionic villus samples (CVS) and 1525 prenatal samples of amniotic f...

journal_title：Prenatal diagnosis

authors： Gerdes T,Kirchhoff M,Lind AM,Vestergaard Larsen G,Kjaergaard S

更新日期：2008-12-01 00:00:00

abstract：:We report a case of prenatal ultrasound diagnosis of frontonasal dysplasia. This represents a very rare disorder involving the face (hypertelorism, median cleft lip, absence of the nasal tip) and often the central nervous system (CNS) (cranium bifidum occultum, ethmoidal cephalocele, agenesis of the corpus callosum). ...

journal_title：Prenatal diagnosis

authors： Martinelli P,Russo R,Agangi A,Paladini D

更新日期：2002-05-01 00:00:00

abstract：:An extra small chromosome detected in amniotic fluid was identified as the product of a translocation [46,XX,t(9;15)(p24;q11.2)]. This case is unusual in that individuals with the unbalanced karyotype resulting from a 3:1 disjunction are phenotypically normal. ...

journal_title：Prenatal diagnosis

authors： Winsor EJ,Van Allen MI

更新日期：1989-12-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to investigate how couples regard screening information and how they make subsequent decisions about undergoing prenatal screening for Down syndrome. METHODS:Twenty semi-structured interviews were conducted to explore aspects of the decision-making process. Interviews were digitally...

journal_title：Prenatal diagnosis

authors： Carroll FE,Owen-Smith A,Shaw A,Montgomery AA

更新日期：2012-01-01 00:00:00

abstract：:Three different types of chromosome 12 inversion were seen in 15 individuals out of 44 individuals examined in one 8 generation family. Type 1: a pericentric inversion inv(12) (p112; q131) was found in 7 individuals and twice at prenatal diagnosis. Type 2: a paracentric inversion inv(12) (p123; p131) was seen in two i...

journal_title：Prenatal diagnosis

authors： Poulsen H,Mikkelsen M,Holmgren G

更新日期：1981-01-01 00:00:00

abstract：OBJECTIVE:To test the hypothesis that free fetal DNA (ffDNA) circulating in maternal plasma originates mainly from the placenta we studied ffDNA levels in anembryonic pregnancies. METHODS:Maternal blood samples were collected from 15 normal first-trimester pregnancies in which fetal sex was subsequently determined and...

journal_title：Prenatal diagnosis

authors： Alberry M,Maddocks D,Jones M,Abdel Hadi M,Abdel-Fattah S,Avent N,Soothill PW

更新日期：2007-05-01 00:00:00

abstract：OBJECTIVE:The objective of this study was to determine the association of copy number variants (CNV) with perinatal outcomes among fetuses with sonographic abnormalities. METHODS:This was a retrospective cohort study of anomalous fetuses evaluated at a single fetal center, who underwent chromosomal microarray (CMA) te...

journal_title：Prenatal diagnosis

authors： Parchem JG,Sparks TN,Gosnell K,Norton ME

更新日期：2018-01-01 00:00:00

abstract：:A case of Meckel-Gruber syndrome was diagnosed by embryoscopy at 10 menstrual weeks, allowing for early termination of pregnancy. Post-mortem examination confirmed the presence of polydactyly and bilateral cystic lesions of the mesonephros and metanephros. Both the forming nephrons and the collecting ducts were involv...

journal_title：Prenatal diagnosis

authors： Dumez Y,Dommergues M,Gubler MC,Bunduki V,Narcy F,LeMerrer M,Mandelbrot L,Berkowitz R

更新日期：1994-02-01 00:00:00

abstract：OBJECTIVES:To explore the effect of maternal rhesus status on first-trimester screening markers for Down syndrome. METHODS:We accessed a database of singleton pregnancies undergoing first-trimester genetic screen with maternal Rh status documented and pregnancy outcome information available. Excluded were cases of fet...

journal_title：Prenatal diagnosis

authors： Muhcu M,Mungen E,Atay V,Ipcioglu OM,Dundar O,Ergur R,Yergok YZ

更新日期：2008-05-01 00:00:00

abstract：:Mosaicism in 4-8-cell human embryos analysed by fluorescence in situ hybridisation (FISH) has been widely reported, but few studies have addressed the incidence of mosaicism in more advanced embryonic stages. In the present study we analysed spare human embryos in a case of preimplantation genetic diagnosis (PGD) for ...

journal_title：Prenatal diagnosis

authors： Emiliani S,Merino EG,Van den Bergh M,Abramowicz M,Vassart G,Englert Y,Delneste D

更新日期：2000-12-01 00:00:00

abstract：OBJECTIVES:To determine the recurrence risk of a free trisomy 21 pregnancy. METHODS:Data from the National Down Syndrome Cytogenetic Register (NDSCR), which contains information on nearly all cases of Down syndrome between 1989 and 2001 in England and Wales were used. Among 11 281 women with a Down syndrome pregnancy ...

journal_title：Prenatal diagnosis

authors： Morris JK,Mutton DE,Alberman E

更新日期：2005-12-01 00:00:00

abstract：:Multiple placental passes during chorionic villus sampling (CVS) increase the risk of fetal loss; however, specific factors that predispose to repeat aspiration have not been delineated. To identify anatomic and technical variables associated with multiple-pass procedures, a detailed review of 205 videotaped CVS proce...

journal_title：Prenatal diagnosis

authors： Silver RK,MacGregor SN,Hobart ED

更新日期：1992-03-01 00:00:00

abstract：:Six cases are reported with discrepancies between the karyotypes of placental cells and cells from other fetal tissue. The respective findings were: 48, + 7, + 18 resp. 47, + 18. 46,i(18q) resp. 46,del18(p11). 46,XX resp. 46,XX/47,XXX. 46,X,Yq+ and 46,XY resp. 46,XY. 46/47, + 12 resp. 46. 46/47, + 5 resp. 46. These di...

journal_title：Prenatal diagnosis

authors： Verjaal M,Leschot NJ,Wolf H,Treffers PE

更新日期：1987-06-01 00:00:00

abstract：:We report a fetus with spinal muscular atrophy type I, who presented with an increased nuchal translucency at 13 weeks' gestation. A review of the literature reveals additional cases of spinal muscular atrophy type I associated with increased nuchal translucency and suggests increased nuchal translucency may be an ear...

journal_title：Prenatal diagnosis

authors： Stiller RJ,Lieberson D,Herzlinger R,Siddiqui D,Laifer SA,Whetham JC

更新日期：1999-06-01 00:00:00

abstract：:Nuchal translucency (NT) measurement between 11 and 14 weeks' gestation is an undisputed marker for aneuploidies. When conventional karyotyping is normal, enlarged NT is a strong marker for adverse pregnancy outcome, associated with miscarriage, intrauterine death, congenital heart defects, and numerous other structur...

journal_title：Prenatal diagnosis

authors： Bilardo CM,Timmerman E,Pajkrt E,van Maarle M

更新日期：2010-02-01 00:00:00

abstract：:Chromosomal mosaicism in amniotic fluid cells poses a serious dilemma in prenatal diagnosis since the observation may represent: (1) pseudomosaicism--an inconsequential tissue culture artefact; or (2) true mosaicism--occurring in approximately 0.20 per cent of amniocenteses with a significant impact on pregnancy outco...

journal_title：Prenatal diagnosis

authors： Schwartz S,Ashai S,Meijboom EJ,Schwartz MF,Sun CC,Cohen MM

更新日期：1989-08-01 00:00:00

abstract：OBJECTIVES:We present the first prenatal diagnosis of familial hepatic veno-occlusive disease with immunodeficiency (VODI). Homozygous mutations in the gene SP110 are the genetic basis of VODI. The proband in this report presented at three months of age with hepatomegaly hepatic failure and was found to have hypogammag...

journal_title：Prenatal diagnosis

authors： Cliffe ST,Wong M,Taylor PJ,Ruga E,Wilcken B,Lindeman R,Buckley MF,Roscioli T

更新日期：2007-07-01 00:00:00

abstract：:The aim of this study was to determine the prenatal fetal pyelectasis which requires postnatal evaluation. This was a retrospective analysis involving 65 infants with complete urological follow-up; 59 had shown prenatal evidence of pyelectasis using previously published standards. Males were more common in both the no...

journal_title：Prenatal diagnosis

authors： Wilson RD,Lynch S,Lessoway VA

更新日期：1997-05-01 00:00:00

abstract：:Our laboratory has received 1375 early amniotic fluid (EA) specimens during the past 5-year period for cytogenetics analysis. The gestational ages of the EA specimens were less than 14 weeks as estimated by ultrasound. The average volume of specimen received was 16 ml. Specimens were typically received in two collecti...

journal_title：Prenatal diagnosis

authors： Lockwood DH,Neu RL

更新日期：1993-09-01 00:00:00

abstract：:We present the prenatal ultrasound findings in a case of hydrolethalus. This case illustrates ongoing problems in differentiating hydrolethalus, both pre- and postnatally, from other midline malformation syndromes including Pallister-Hall, Smith-Lemli-Opitz, pseudo-trisomy 13, oral facial-digital syndrome, and Meckel ...

journal_title：Prenatal diagnosis

authors： Norgard M,Yankowitz J,Rhead W,Kanis AB,Hall BD

更新日期：1996-02-01 00:00:00

abstract：OBJECTIVE:Enrichment of circulating trophoblasts (CTs) from maternal blood at week 11-13 of gestation, using laminar microscale vortices, and evaluation of the performance of the VTX-1 Liquid Biopsy System in terms of CT recovery and purity. METHOD:Eight mililiter of blood was collected from 15 pregnant women and proc...

journal_title：Prenatal diagnosis

authors： Vander Plaetsen AS,Weymaere J,Tytgat O,Buyle M,Deforce D,Van Nieuwerburgh F

更新日期：2021-01-12 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：:Glutamic-oxaloacetic transaminase (GOT1) gene dosage studies were performed on uncultured amniotic cells from a fetus at risk for duplication/deficiency of 10q24 leads to qter, due to maternal translocation t(9;10)(p24;q24). Previous investigations in the same pedigree had shown triplex dosage effect of GOT1 on red bl...

journal_title：Prenatal diagnosis

authors： Dallapiccola B,Novelli G,Micara G,Ferranti G,Pachi A,Magnani M

更新日期：1983-10-01 00:00:00

abstract：OBJECTIVE:To study associations of first trimester cell-free fetal DNA levels (in this paper referred to as cell-free placental DNA (cfpDNA) levels) and preeclampsia (PE), pregnancy-induced hypertension (PIH), gestational diabetes (GDM) and spontaneous preterm birth (sPB). METHOD:A nested case-control study was conduc...

journal_title：Prenatal diagnosis

authors： Thurik FF,Lamain-de Ruiter M,Javadi A,Kwee A,Woortmeijer H,Page-Christiaens GC,Franx A,van der Schoot CE,Koster MP

更新日期：2016-12-01 00:00:00

abstract：:We have investigated the ability of high-resolution proton NMR spectroscopy to provide a biochemical constituent screening of human amniotic fluid (AF). Proton NMR spectra were obtained at 300 MHz on AF from patients undergoing amniocentesis in the mid-trimester. Only AF from normal pregnancies (normal fetal karyotype...

journal_title：Prenatal diagnosis

authors： Sims CJ,Fujito DT,Burholt DR,Dadok J,Giles HR,Wilkinson DA

更新日期：1993-06-01 00:00:00

abstract：OBJECTIVES:The purpose of this study was to demonstrate the normal perimeter and area of the three orthogonal planes (axial, sagittal and coronal) of the fetal Sylvian fissure along pregnancy using 3-dimensional (3D) ultrasound. METHODS:Ultrasound volumes of fetal head were acquired prospectively in 55 fetuses between...

journal_title：Prenatal diagnosis

authors： Gindes L,Malach S,Weisz B,Achiron R,Leibovitz Z,Weissmann-Brenner A

更新日期：2015-11-01 00:00:00

abstract：OBJECTIVE:To present a series of cases with a sonographic thick and heterogeneous placenta, and to review the literature. METHODS:A series of 16 cases were analyzed. A heterogeneous placenta was defined as a thick placenta with a patchy decrease of echogenicity, which quivered like jelly to sharp abdominal pressure. A...

journal_title：Prenatal diagnosis

authors： Raio L,Ghezzi F,Cromi A,Nelle M,Dürig P,Schneider H

更新日期：2004-03-01 00:00:00

abstract：:A (semi-) randomized controlled study with long-term follow-up was conducted to compare the effects of transabdominal chorionic villus sampling and early amniocentesis on fetal mortality and child morbidity. Women requesting early prenatal diagnosis for advanced maternal age were allocated to early amniocentesis or tr...

journal_title：Prenatal diagnosis

authors： Nagel HT,Vandenbussche FP,Keirse MJ,Oepkes D,Oosterwijk JC,Beverstock G,Kanhai HH

更新日期：1998-05-01 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