Current controversies in prenatal diagnosis 1: NIPT for chromosome abnormalities should be offered to women with low a priori risk.

abstract：OBJECTIVE:Evaluation of combined test in pregnant women 35 years of age and over to detect fetal Down syndrome. MATERIALS AND METHODS:The study population included 408 pregnant women of 35 years and over, who requested the combined test (nuchal translucency, PAPP-A, free beta hCG, maternal age, cut-off 1:250) before d...

journal_title：Prenatal diagnosis

authors： Centini G,Rosignoli L,Scarinci R,Faldini E,Morra C,Centini G,Petraglia F

更新日期：2005-02-01 00:00:00

abstract：OBJECTIVE:To determine the value of a first trimester fetal ultrasound examination in cases of an increased nuchal translucency (NT). METHOD:A detailed fetal ultrasound examination was performed within 4 days of a detection of a first trimester increased NT. RESULTS:As many as 23 fetuses were evaluated. Severe anomal...

journal_title：Prenatal diagnosis

authors： Bronshtein M,Zimmer EZ,Blazer S

更新日期：2008-11-01 00:00:00

abstract：:We present the first report of prenatally diagnosed Dandy-Walker malformation with the karyotype of partial trisomy 11 and 22 due to familial translocation t(11;22)(q23;q11) inherited in three generations. We demonstrate that the Dandy-Walker malformation can be an associated congenital malformation of supernumerary d...

journal_title：Prenatal diagnosis

authors： Chen CP,Liu FF,Jan SW,Yang YC,Lan CC

更新日期：1996-12-01 00:00:00

abstract：OBJECTIVES:We hypothesized that increased facility with fetal echocardiographic diagnosis by obstetricians is associated with changes in its indications and yields. METHODS:We reviewed 300 fetal echocardiograms (December 2002-August 2003) and compared our findings with previous studies. RESULTS:Mean maternal age was ...

journal_title：Prenatal diagnosis

authors： Friedberg MK,Silverman NH

更新日期：2004-10-01 00:00:00

abstract：:Fetal gastroschisis is regarded as a relatively straightforward ultrasound diagnosis. We report two cases of infants born with undiagnosed gastroschisis despite several detailed prenatal assessments following raised serum alphafetoprotein measurements. In both cases, the bowel was healthy with no evidence of long-term...

journal_title：Prenatal diagnosis

authors： Knott PD,Colley NV

更新日期：1987-10-01 00:00:00

abstract：OBJECTIVES:To assess the effect of altering image size on the absolute nuchal translucency (NT) measurement. METHODS:NT was measured at three image magnifications (60%, 100% and 200%) in 120 singleton pregnancies. RESULTS:The mean +/- SD NT measurements were 1.52 +/- 0.57 mm, 1.35 +/- 0.53 mm and 1.18 +/- 0.48 mm at ...

journal_title：Prenatal diagnosis

authors： Edwards A,Mulvey S,Wallace EM

更新日期：2003-04-01 00:00:00

abstract：OBJECTIVES:Use high-resolution genome analysis to clarify the genomic integrity in a fetus with a cytogenetically balanced translocation t(2;9)(q11.2;q34.3). METHODS:High resolution molecular cytogenetic analyses including G-banded chromosome analysis, fluorescence in situ hybridization (FISH), and array-comparative g...

journal_title：Prenatal diagnosis

authors： Simovich MJ,Yatsenko SA,Kang SH,Cheung SW,Dudek ME,Pursley A,Ward PA,Patel A,Lupski JR

更新日期：2007-12-01 00:00:00

abstract：:Clinical diagnostic laboratories are producing next-generation sequencing-based test results that are becoming increasingly incorporated into patient care. Whole genome and exome sequencing on fetal material derived from amniocytes, chorionic villi, or products of conception is starting to be offered clinically in spe...

journal_title：Prenatal diagnosis

authors： Abou Tayoun AN,Spinner NB,Rehm HL,Green RC,Bianchi DW

更新日期：2018-01-01 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：OBJECTIVE:The aim of this research was to compare the impact of varying degrees of visceral herniation on the growth rates of the contralateral and ipsilateral fetal lungs in cases of isolated left-sided congenital diaphragmatic hernia (CDH). METHODS:Data were retrieved from 58 fetuses with isolated left-sided CDH und...

journal_title：Prenatal diagnosis

authors： Phithakwatchara N,Coleman A,Peiro JL,Lee AE,Keswani SG,Kline-Fath B,Lim FY,Shaaban AF

更新日期：2015-08-01 00:00:00

abstract：:The articles collected together in this issue describe first-trimester screening for a variety of complications. With the advance of both technology and research, early pregnancy screening is becoming ever more sophisticated and complex. While there are clear benefits to most women receiving early reassurance that the...

journal_title：Prenatal diagnosis

authors： Fisher J

更新日期：2011-01-01 00:00:00

abstract：OBJECTIVES:To describe women's preferences for prenatal testing outcomes and to explore their association with sociodemographic characteristics and attitudes. METHODS:We conducted a cross-sectional study of 584 racially/ethnically and socioeconomically diverse pregnant women aged 16 to 47 years recruited from 23 San F...

journal_title：Prenatal diagnosis

authors： Kuppermann M,Nease RF Jr,Gates E,Learman LA,Blumberg B,Gildengorin V,Washington AE

更新日期：2004-06-01 00:00:00

abstract：OBJECTIVES:We present a case of early prenatal diagnosis of recurrent 46,XY partial gonadal dysgenesis, by combining early genetic and sonographic evaluations. METHODS:The conceptus of a mother with a first child affected by 46,XY gonadal dysgenesis was sonographically evaluated at 21- and 23-mm BPD (12(+2) and 12(+6)...

journal_title：Prenatal diagnosis

authors： Mazza V,Ottolenghi C,Di Monte I,Baldassari F,Rivasi F,Volpe A,Forabosco A

更新日期：2003-09-01 00:00:00

abstract：:We report a cryptic translocation ascertained in a family after the birth of a mentally retarded proband. High resolution chromosome examination revealed that the father had a subtle translocation between chromosome 5 and chromosome 13, 46, XY, t(5;13) (q35.2;q34). Two specific, non-routine techniques were associated ...

journal_title：Prenatal diagnosis

authors： Guichet A,Briault S,Moraine C

更新日期：1998-04-01 00:00:00

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：:Amniotic fluid samples received for routine prenatal diagnosis of open neural tube defects were used for a study to compare amniotic fluid acetylcholinesterase (AChE) determination using a monoclonal antibody (4F19) enzyme antigen immunoassay and amniotic fluid alpha-fetoprotein (AFP) measurement as diagnostic tests f...

journal_title：Prenatal diagnosis

authors： Loft AG,Høgdall E,Larsen SO,Nørgaard-Pedersen B

更新日期：1993-02-01 00:00:00

abstract：OBJECTIVE:This study explores the underlying values and beliefs that guide women's reasoning on prenatal genetic test (PGT) uptake, as framed by their own words, during a group discussion, in a Catholic country such as Italy. METHODS:Women's reasoning was explored by means of five focus group consisting of seven pregn...

journal_title：Prenatal diagnosis

authors： Pivetti M,Montali L,Simonetti G

更新日期：2012-12-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to compare the levels of maternal serum placental growth factor (PlGF) and soluble fms-like tyrosine kinase-1 (sFlt-1) between pregnancies with fetal hemoglobin (Hb) Bart's disease and unaffected pregnancies. METHODS:Ninety-one pregnancies at risk for fetal Hb Bart's disease schedul...

journal_title：Prenatal diagnosis

authors： Tongprasert F,Srisupundit K,Luewan S,Tongsong T

更新日期：2013-12-01 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 one case of de novo complex chromosomal rearrangement (CCR) t(2q;3p;4q;13q) with at least five chromosomal breakpoints. This CCR was detected prenatally at 22 weeks of gestation, when mild echographic indications were disclosed during a routine examination in a female with no family history of congenital abn...

journal_title：Prenatal diagnosis

authors： Mercier S,Fellmann F,Cattin J,Bresson JL

更新日期：1996-11-01 00:00:00

abstract：:Trisomy 12 mosaicism was found in about 15 per cent of cultured amniocytes obtained from a 32-year-old white female at 17.6 weeks of gestation. Termination of pregnancy was elected and multiple tissues were obtained for chromosome analysis. Of 158 cells examined, only 1 cell in placenta was found with an extra number ...

journal_title：Prenatal diagnosis

authors： Petrella R,Hirschhorn K

更新日期：1990-12-01 00:00:00

abstract：:We report a case of a fetal haemangioblastoma located in the cerebellopontine angle. On prenatal ultrasonographic examination a hyperechogenic and heterogeneous mass with a major vascularization on colour Doppler imaging was observed. It increased progressively and laminated the cerebellum. A neoplastic tumour was sus...

journal_title：Prenatal diagnosis

authors： Diguet A,Laquerrière A,Eurin D,Chanavaz-Lacheray I,Magdeleine Ruchoux M,Rossi A,Marpeau L

更新日期：2002-11-01 00:00:00

abstract：OBJECTIVE:To estimate the utility of maternal serum ADAM12 as a Down's syndrome marker. METHODS:Samples from 71 Down's syndrome affected pregnancies were retrieved from - 20 degrees C storage together with 710 controls matched for gestation and storage time. ADAM12 was measured prior to identification of the affected ...

journal_title：Prenatal diagnosis

authors： Donalson K,Turner S,Wastell H,Cuckle H

更新日期：2008-10-01 00:00:00

abstract：:The significance of trisomy 20 mosaicism in cultured amniotic fluid cells is still confusing. We report a case of amniotic cell normal/trisomy 20 mosaicism diagnosed prenatally. The pregnancy was carried to term and a normal baby girl was delivered. The authors consider that in cases of amniotic fluid cell normal/tris...

journal_title：Prenatal diagnosis

authors： Bösze P,László J,Tóth A

更新日期：1982-07-01 00:00:00

abstract：:Twin-twin transfusion syndrome (TTTS) represents a pregnancy complication with a high risk for perinatal mortality and postnatal morbidity. Mathematical models have been utilized to examine the mechanisms of disease and potential treatment modalities. We developed four consecutive models based on pathophysiology mecha...

journal_title：Prenatal diagnosis

authors： van den Wijngaard JP,Umur A,Ross MG,van Gemert MJ

更新日期：2008-04-01 00:00:00

abstract：OBJECTIVE:To determine the completion rate of ultrasound surveys for aneuploidy markers by maternal body mass index (BMI). METHODS:A retrospective review of ultrasounds on midtrimester singleton pregnancies was performed. Subjects were grouped as normal, overweight (BMI 25-29.9 kg/m(2)), and obese: class I (30-34.9 kg...

journal_title：Prenatal diagnosis

authors： Tsai LJ,Ho M,Pressman EK,Thornburg LL

更新日期：2010-09-01 00:00:00

abstract：OBJECTIVE:To present a case of partial 6q trisomy diagnosed prenatally. METHOD:A 28-year-old woman underwent genetic amniocentesis at 23 weeks of gestation on the detection of an enlarged nuchal fold (8.5 mm), which was the only clinical abnormality on routine ultrasound examination. Fetal karyotyping revealed a parti...

journal_title：Prenatal diagnosis

authors： Valerio D,Di Domenico A,Felicetti M,La Boccetta A,Ferrara C,Antonio N,Borrelli AL

更新日期：2006-10-01 00:00:00

abstract：OBJECTIVES:To evaluate the screening accuracy for Down syndrome of nuchal translucency (NT) measurement at different crown-rump length (CRL) subgroups along the 10- to 14-week period. METHODS:NT was classified 'enlarged' if greater than or equal to 1.5 and 2.0 multiples of the regressed median. Accuracies for Down syn...

journal_title：Prenatal diagnosis

authors： Zoppi MA,Ibba RM,Floris M,Manca F,Axiana C,Monni G

更新日期：2005-05-01 00:00:00

abstract：:There are now several DNA probes which localize the cystic fibrosis mutation (CF) to chromosome 7q2.2-q3.1. The most tightly linked probes, pJ3.11 and met, are useful for first trimester prenatal diagnosis for many families provided that there is at least one living child affected by CF (Farrall et al., 1986). We desc...

journal_title：Prenatal diagnosis

authors： Law HY,Stanier P,Williamson R,Modell B,Ward RH,Petrou M,Old J,Farrall M

更新日期：1987-03-01 00:00:00

abstract：OBJECTIVE:To evaluate the algorithms of risk assessment for Down syndrome (DS). METHODS:Cohort study conducted in women at risk undergoing midtrimester genetic sonogram. Univariate and logistic regression analysis were used to relate findings to the occurrence of DS. The resulting model was validated in an independent...

journal_title：Prenatal diagnosis

authors： Vergani P,Ghidini A,Weiner S,Locatelli A,Pozzi E,Biffi A

更新日期：2008-12-01 00:00:00