Is the starting section for 3D volume acquisition in the first trimester relevant in the post hoc analysis of aneuploidy screening markers and fetal anatomy?

abstract：OBJECTIVES:To display and compare the different published formulae that specify the association between maternal age and the risk of a Down syndrome live birth. METHODS:Papers published since 1987 on the prevalence of Down syndrome live births in relation to maternal age were located using MEDLINE and the references g...

journal_title：Prenatal diagnosis

authors： Morris JK,Wald NJ,Mutton DE,Alberman E

更新日期：2003-03-01 00:00:00

abstract：:In order to elucidate the consistency between generally used age-dependent risk values for Down syndrome (DS) and estimates of the probability of miscarriage in Down pregnancies we have compared expected numbers with estimated numbers of births with DS in Denmark had no intervention at all been carried out. The expect...

journal_title：Prenatal diagnosis

authors： Larsen SO,Hansen J,Pedersen BN

更新日期：2001-08-01 00:00:00

abstract：OBJECTIVE:To describe prenatal magnetic resonance imaging (MRI) findings of dural sinus malformation (DSM), a very rare, congenital form of dural arteriovenous shunt (DAVS), typically affecting newborns. METHODS:Ultrasound (US) and MRI were performed at 34 weeks' gestation, and the findings of these examinations were ...

journal_title：Prenatal diagnosis

authors： Rossi A,De Biasio P,Scarso E,Gandolfo C,Pavanello M,Morana G,Venturini PL,Tortori-Donati P

更新日期：2006-01-01 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：:We report our experience of 14 preimplantation genetic diagnosis (PGD) cycles in eight couples carrying five different single gene disorders, during the last 18 months. Diagnoses were performed for myotonic dystrophy (DM), cystic fibrosis (CF) [Delta F508 and exon 4 (621+1 G>T)], fragile X and CF simultaneously, and t...

journal_title：Prenatal diagnosis

authors： Harper JC,Wells D,Piyamongkol W,Abou-Sleiman P,Apessos A,Ioulianos A,Davis M,Doshi A,Serhal P,Ranieri M,Rodeck C,Delhanty JD

更新日期：2002-06-01 00:00:00

abstract：:Immunoreactive trypsin (IRT) has been assayed in cord blood collection by fetoscopy from fetuses with estimated gestational ages of between 16-24 weeks. Eighty per cent of the specimens contained more than 5 ng/ml of IRT indicating pancreatic synthesis of trypsin by mid-term. A prenatal test for cystic fibrosis based ...

journal_title：Prenatal diagnosis

authors： Ryley HC,Rodeck CH

更新日期：1984-07-01 00:00:00

abstract：:A multiple pregnancy of high rank may occur in a couple at risk for a Mendelian disorder. Prenatal diagnosis is hampered by the difficulty of (1) obtaining chorionic villi from each zygote and (2) unequivocally relating each sample to the corresponding embryo. The calculation of the genetic risk according to the numbe...

journal_title：Prenatal diagnosis

authors： Dumez Y,Dommergues M,Lyonnet S,Tada K,Kaplan J,Mandelbrot L

更新日期：1991-09-01 00:00:00

abstract：:Recently we identified a P408S, P415L allele of beta-glucuronidase in several Mexican patients with mucopolysaccharidosis type VII (Sly syndrome) and presented evidence that both mutations are required to produce the MPS VII allele (Islam et al., 1996). In an attempt to determine whether either of these mutations exis...

journal_title：Prenatal diagnosis

authors： Rafiqul Islam M,Gallegos Arreola MP,Wong P,Tomatsu S,Corona JS,Sly WS

更新日期：1998-08-01 00:00:00

abstract：:A polymorphic short tandem repeat (STR) in intron 3 (Goltsov et al., 1993) and a variable number of tandem repeats (Hind III-VNTR) flanked by two constant Hind III sites (Golstov et al., 1992) have been recently identified in the human phenylalanine hydroxylase (PAH) gene. These polymorphisms are easily detected by th...

journal_title：Prenatal diagnosis

authors： Romano V,Dianzani I,Ponzone A,Zammarchi E,Eisensmith R,Ceratto N,Bosco P,Indelicato A

更新日期：1994-10-01 00:00:00

abstract：:A predominantly triploid 69,XXY placenta was found associated with a normal 46,XX infant. Therefore, a triploid placenta is apparently capable of supporting normal fetal development. The chromosome and pathological results support the conclusion that the triploid placenta originates from a 'vanishing twin' pregnancy. ...

journal_title：Prenatal diagnosis

authors： Callen DF,Fernandez H,Hull YJ,Svigos JM,Chambers HM,Sutherland GR

更新日期：1991-07-01 00:00:00

abstract：OBJECTIVE:To investigate perinatal outcomes of fetal echogenic bowel (FEB). METHOD:This is a retrospective observational study of FEB cases from Jan 2005-Dec 2010. Data from ultrasound and fetal medicine investigations, uterine artery Doppler (UAD), intra-partum care and neonatal outcome were obtained from Fetal Medic...

journal_title：Prenatal diagnosis

authors： Saha E,Mullins EW,Paramasivam G,Kumar S,Lakasing L

更新日期：2012-08-01 00:00:00

abstract：:Reversed end-diastolic umbilical artery velocities and a reduced chorionic sac were first seen at 10 weeks in a pregnancy subsequently showing a normal male karyotype on chorionic villi. Four weeks later Doppler studies demonstrated normal umbilical artery waveforms. At 20 weeks, ultrasound examination of the fetus re...

journal_title：Prenatal diagnosis

authors： Borrell A,Costa D,Martinez JM,Farré MT,Palacio M,Mortera C,Fortuny A

更新日期：1998-10-01 00:00:00

abstract：OBJECTIVE:This study aimed to examine the role of the 11- to 14-week ultrasound in women with negative cell-free DNA screening. METHODS:A retrospective cohort study of women at increased risk for aneuploidy based on age or medical history and negative cell-free DNA screening between March 2012 and March 2014 was condu...

journal_title：Prenatal diagnosis

authors： Reiff ES,Little SE,Dobson L,Wilkins-Haug L,Bromley B

更新日期：2016-03-01 00:00:00

abstract：:Cervical teratomas are rare tumours which are the result of abnormal prenatal development. They are usually detected at birth, but can occasionally remain silent until adulthood. Obstruction of the airway is the major challenge in the neonatal period. Prenatal diagnosis allows for early consultation with paediatric su...

journal_title：Prenatal diagnosis

authors： Kerner B,Flaum E,Mathews H,Carlson DE,Pepkowitz SH,Hixon H,Graham JM Jr

更新日期：1998-01-01 00:00:00

abstract：OBJECTIVE:Evaluate patient choices and outcomes following positive cfDNA. METHOD:Retrospective cohort study of women with positive cfDNA through two academic centers between March 2012 and December 2014. Patients were screened based on ACOG indications. Medical records reviewed for counseling, ultrasound findings, dia...

journal_title：Prenatal diagnosis

authors： Dobson LJ,Reiff ES,Little SE,Wilkins-Haug L,Bromley B

更新日期：2016-05-01 00:00:00

abstract：OBJECTIVE:In this study, we expanded conventional cell-free fetal DNA (cfDNA)-based non-invasive prenatal testing (NIPT) to cover the entire genome. We aimed to compare the performance of the two tests in a large general population of pregnant women, in order to assess the clinical utility of the genome-wide screening....

journal_title：Prenatal diagnosis

authors： Fiorentino F,Bono S,Pizzuti F,Duca S,Polverari A,Faieta M,Baldi M,Diano L,Spinella F

更新日期：2017-06-01 00:00:00

abstract：OBJECTIVE:Maternal serum pregnancy-associated plasma protein-A (PAPP-A) and free beta-human chorionic gonadotrophin (beta-hCG) are useful markers in the screening of Down syndrome in the first trimester. We investigated the effect of intracytoplasmic sperm injection (ICSI), freezing and thawing of embryos on the levels...

journal_title：Prenatal diagnosis

authors： Hui PW,Lam YH,Tang MH,NG EH,Yeung WS,Ho PC

更新日期：2005-05-01 00:00:00

abstract：OBJECTIVE:Are first trimester serum pregnancy-associated plasma protein-A (PAPP-A), nuchal translucency (NT) and crown-rump length (CRL) prognostic factors for adverse pregnancy outcomes? METHOD:Retrospective cohort, women, singleton pregnancies (UK 2011-2015). Unadjusted and multivariable logistic regression. OUTCOM...

journal_title：Prenatal diagnosis

authors： Bilagi A,Burke DL,Riley RD,Mills I,Kilby MD,Katie Morris R

更新日期：2017-07-01 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：:A 17-year-old woman was referred for amniocentesis due to a low maternal serum alpha-fetoprotein (AFP) concentration in a voluntary screening test. The fetal karyotype was 48,XXYY, and the pregnancy was terminated. Autopsy of the fetus disclosed agenesis of the corpus callosum and unusual facial features. ...

journal_title：Prenatal diagnosis

authors： Nyberg RH,Karhu R,Karikoski R,Simola KO

更新日期：1994-07-01 00:00:00

abstract：:Based on the presence of immature cells in fetal blood, and in an attempt to shorten the cytogenetic reporting time, three simultaneous one-day culture regimes were established in 23 fetal blood samples: (a) the standard phytohemagglutinin (PHA)-stimulated lymphocytes culture, (b) a culture using the granulocyte-macro...

journal_title：Prenatal diagnosis

authors： Costa D,Borrell A,Jou JM,Besón I,Soler A,Carrió A,Margarit E,Caballín R,Ballesta F,Fortuny A

更新日期：1999-01-01 00:00:00

abstract：OBJECTIVES:A QF-PCR test has been developed to diagnose sex chromosome imbalances in prenatal samples and has been applied to a diagnostic service. METHODS:The test uses a PCR multiplex with eight primer pairs: six X-chromosome polymorphic markers, including two markers from Xp (a region not included in previously pub...

journal_title：Prenatal diagnosis

authors： Donaghue C,Roberts A,Mann K,Ogilvie CM

更新日期：2003-03-01 00:00:00

abstract：:An electron microscopic DOPA reaction test of fetal skin was used for the prenatal diagnosis of tyrosinase-negative oculocutaneous albinism (OCA). The subject was a 34-year-old Japanese woman in her second pregnancy. Her first child, born in 1982, had been previously examined and confirmed to have tyrosinase-negative ...

journal_title：Prenatal diagnosis

authors： Shimizu H,Ishiko A,Kikuchi A,Akiyama M,Suzumori K,Nishikawa T

更新日期：1994-06-01 00:00:00

abstract：OBJECTIVE:To explore the genetic aetiology of fetal posterior fossa abnormalities (PFAs). METHODS:This study involved cases of PFAs that were identified by prenatal ultrasonographic screening and confirmed postnatally between January 2012 and January 2016. Conventional cytogenetic analyses and chromosomal microarray a...

journal_title：Prenatal diagnosis

authors： Lei T,Feng JL,Xie YJ,Xie HN,Zheng J,Lin MF

更新日期：2017-11-01 00:00:00

abstract：:Superoxide dismutase (SOD: EC1.15.1.1) has been shown to increase in Down syndrome (DS) subjects and in amniotic fluid from DS affected pregnancies. In order to verify a possible increase of maternal serum SOD in DS affected pregnancies and its possible contribution in prenatal screening, the serum enzyme activity was...

journal_title：Prenatal diagnosis

authors： Ognibene A,Ciuti R,Tozzi P,Messeri G

更新日期：1999-11-01 00:00:00

abstract：:Problems can arise in prenatal screening for Down syndrome when tests are performed in the first and second trimester and some women who have a negative first trimester test have a second trimester serum test. The second test result does not usually take account of the previous one being negative. Even if it does, it ...

journal_title：Prenatal diagnosis

authors： Hackshaw AK,Wald NJ

更新日期：2001-09-01 00:00:00

abstract：OBJECTIVE:The aim of this article is to assess the predictive value of second trimester mean uterine artery Doppler pulsatility index (mUtA PI) for pregnancy complications in women with systemic lupus erythematosus (SLE). METHODS:Cohort study of consecutive pregnancies complicated with SLE during a period of 12 years ...

journal_title：Prenatal diagnosis

authors： Pagani G,Reggia R,Andreoli L,Prefumo F,Zatti S,Lojacono A,Tincani A,Frusca T

更新日期：2015-05-01 00:00:00

abstract：:The sister of a child affected by Duchenne muscular dystrophy (DMD) was referred for genetic counselling to assess the risk of her being a carrier. Her brother had died 15 years previously at the age of 8. There were no other affected males in the family. There were no methods for DNA investigation at the time of the ...

journal_title：Prenatal diagnosis

authors： Restagno G,Ferrone M,Doriguzzi C,Palmucci L,Mongini T,Carbonara A

更新日期：1995-07-01 00:00:00

abstract：:Cytogenetic microarray analysis (CMA) in prenatal testing detects chromosome abnormalities and new genetic syndromes that would be missed by conventional cytogenetics and has the potential to significantly enhance prenatal genetic evaluation. A large Eunice Kennedy Shriver National Institute Of Child Health and Human ...

journal_title：Prenatal diagnosis

authors： Wapner RJ,Driscoll DA,Simpson JL

更新日期：2012-04-01 00:00:00

abstract：:Cytogenetic studies of cultured amniocytes demonstrated a karyotype of 46,XX/47,XX, +mar. A bisatellited, dicentric, distamycin-DAPI negative, NOR-positive marker was present in 76 per cent of the metaphases examined. Similar markers have been associated with cat eye syndrome (CES). We report on the utilization of flu...

journal_title：Prenatal diagnosis

authors： Reeser SL,Donnenfeld AE,Miller RC,Sellinger BS,Emanuel BS,Driscoll DA

更新日期：1994-11-01 00:00:00