The association of crown-rump length discrepancy with birthweight discordance in spontaneous versus IVF monochorionic twins: a multicenter study.

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：:Fetal surgery has become a clinical reality, with interventions for twin-to-twin transfusion syndrome (TTTS) and spina bifida demonstrated to improve outcome. Fetal imaging is evolving, with the use of 3D ultrasound and fetal MRI becoming more common in clinical practise. Medical imaging analysis is also changing, wit...

journal_title：Prenatal diagnosis

authors： Pratt R,Deprest J,Vercauteren T,Ourselin S,David AL

更新日期：2015-12-01 00:00:00

abstract：:22q11.2 deletion, the most common microdeletion syndrome within the general population, is estimated to have a prevalence of 1 in 3000 to 6000. Non-invasive prenatal testing has recently expanded to include screening for several microdeletions including 22q11.2. Given the expansion of prenatal screening options to inc...

journal_title：Prenatal diagnosis

authors： Bunnell M,Zhang C,Lee C,Bianchi DW,Wilkins-Haug L

更新日期：2017-04-01 00:00:00

abstract：OBJECTIVES:To develop a reliable and specific technique for rapid prenatal diagnosis of Down syndrome. METHODS:High throughput real-time PCR technique was used to measure the DSCR3 gene dosage of genomic DNAs from uncultured amniocytes of fetuses, lymphocytes of trisomy 21 syndrome patients, and normal people, compare...

journal_title：Prenatal diagnosis

authors： Hu Y,Zheng M,Xu Z,Wang X,Cui H

更新日期：2004-09-01 00:00:00

abstract：:Trophoblast deportation is known to occur in normal human pregnancy, but it is not yet clear whether these cells routinely enter the maternal peripheral circulation and are available as a source of fetal DNA for non-invasive prenatal diagnosis of genetic disorders. To resolve this issue requires an efficient method of...

journal_title：Prenatal diagnosis

authors： Johansen M,Knight M,Maher EJ,Smith K,Sargent IL

更新日期：1995-10-01 00:00:00

abstract：:Two severely growth-retarded fetuses found to have maternal uniparental disomy (UPD) for chromosome 16 and trisomy 16 placental mosaicism both had an unfavourable outcome. Antenatally, the first case was complicated by an unexplained raised maternal serum alpha-fetoprotein concentration, preterm premature rupture of t...

journal_title：Prenatal diagnosis

authors： Vaughan J,Ali Z,Bower S,Bennett P,Chard T,Moore G

更新日期：1994-08-01 00:00:00

abstract：:Amniocentesis performed after 24 weeks' gestation following ultrasonographic diagnosis of isolated unilateral hydronephrosis showed a de novo extra structurally abnormal chromosome in all cells examined. A combination of conventional and molecular cytogenetic techniques characterized the supernumerary marker as a dice...

journal_title：Prenatal diagnosis

authors： Lohmann L,Chelloug N,Rosales B,Guérin C,Lyonnet S,Jonveaux P,Simon-Bouy B

更新日期：2000-02-01 00:00:00

abstract：OBJECTIVES:To study the clinical, emotional and moral difficulties that French midwives encounter in the labor ward while performing termination of pregnancy (TOP) for fetal abnormality. SETTING:Six public maternity hospitals located in the Ile de France region, two of which were referral centers for prenatal diagnosi...

journal_title：Prenatal diagnosis

authors： Garel M,Etienne E,Blondel B,Dommergues M

更新日期：2007-07-01 00:00:00

abstract：:Despite efforts at prevention through the use of preconception folic acid, spina bifida remains one of the most common congenital anomalies of the central nervous system that is compatible with life. It is, however, associated with a significant degree of lifelong morbidity. The development of open fetal surgery for m...

journal_title：Prenatal diagnosis

authors： Bebbington MW,Danzer E,Johnson MP,Adzick NS

更新日期：2011-07-01 00:00:00

abstract：:Prenatal screening using the maternal serum markers alpha-fetoprotein, human chorionic gonadotropin, and unconjugated oestriol was investigated in a native Japanese population. Comparison with a Caucasian U.S. population revealed differences which led to modification of the generally used equations for risk calculatio...

journal_title：Prenatal diagnosis

authors： Onda T,Kitagawa M,Takeda O,Sago H,Kubonoya K,Iinuma K,Bradley LA,Canick JA,Krasikov NE,Ponting NR,Grier RE

更新日期：1996-08-01 00:00:00

abstract：:We report the prenatal diagnosis of a fetus with a de novo Robertsonian translocation: 45,XY,der(15;15)(q10;q10). Although Robertsonian translocations are common chromosomal rearrangements, those involving homologous chromosomes are infrequent. Since chromosome 15 is imprinted, uniparental disomy (UPD) is a concern wh...

journal_title：Prenatal diagnosis

authors： Abrams DJ,Aronoff AR,Ann Berend S,Roa BB,Shaffer LG,Geier MR

更新日期：2001-08-01 00:00:00

abstract：:A prenatal diagnosis of arthrogryposis multiplex congenita (AMC) has been carried out on a 19-week-old fetus by means of echography. The ultrasonographic characteristics were unnatural position of the four limbs associated with articular anomalies together with absence of active fetal movements. A therapeutic interrup...

journal_title：Prenatal diagnosis

authors： Gullino E,Abrate M,Zerbino E,Bricchi G,Rattazzi PD

更新日期：1993-05-01 00:00:00

abstract：OBJECTIVES:To evaluate the diagnostic yield of noninvasive prenatal diagnosis (NIPD) for FGFR3-related skeletal dysplasias and assess the accuracy of referrals based on sonographic findings to inform guidelines for referral. METHODS:We retrospectively reviewed laboratory and referral records from 2012 to 2018 to ascer...

journal_title：Prenatal diagnosis

authors： Mellis R,Chandler N,Jenkins L,Chitty LS

更新日期：2020-06-01 00:00:00

abstract：:Childhood-onset spinal muscular atrophy (SMA) is one of the most common neurodegenerative genetic disorders. SMN1 is the SMA-determining gene deleted or mutated in the majority of SMA cases. There is no effective cure or treatment for this disease yet. Thus, the availability of prenatal testing is important. Here we r...

journal_title：Prenatal diagnosis

authors： Savas S,Eraslan S,Kantarci S,Karaman B,Acarsoz D,Tükel T,Cogulu O,Ozkinay F,Basaran S,Aydinli K,Yuksel-Apak M,Kirdar B

更新日期：2002-08-01 00:00:00

abstract：:A reliable cost-effective protocol for the diagnosis of various defective genes in single blastomeres from preimplantation embryos has been established. Single cells were lysed in alkali buffer followed by neutralization and addition of a solution containing a high concentration of sulfhydryl reducing agents and MgCl(...

journal_title：Prenatal diagnosis

authors： Tsai YH

更新日期：2000-12-01 00:00:00

abstract：:During prenatal diagnosis for advanced maternal age, a pericentric inversion of a chromosome 19 was detected in a male fetus. The inversion was familial, transmitted to the fetus by the phenotypically normal mother. The pregnancy resulted in a term birth of a phenotypically normal male infant. Inversion 19 appears to ...

journal_title：Prenatal diagnosis

authors： Tharapel AT,Ward JC,Wiggins L,Wilroy RS Jr

更新日期：1986-01-01 00:00:00

abstract：OBJECTIVES:To present the prenatal diagnosis of a fetus of mos46,X,del(Y)(q11.2)/45,X by cytogenetic and molecular analysis. CASE AND METHODS:A 35-year-old pregnant woman came to our hospital for amniocentesis, and fetal chromosomal aberrations with mos46,X, + mar/45,X were found. Fluorescence in situ hybridization re...

journal_title：Prenatal diagnosis

authors： Hwa HL,Ko TM,Chang YY,Huang CH,Su YN,Tseng LH,Hsieh FJ

更新日期：2004-02-01 00:00:00

abstract：:Smith-Lemli-Opitz (RSH) syndrome (SLOS, OMIM 270400) is a relatively common, autosomal recessive disorder of cholesterol biosynthesis with a broad spectrum of phenotypic abnormalities caused by mutations of the 7-dehydrocholesterol reductase gene (DHCR7) on chromosome 11. Prenatal diagnosis can be established by detec...

journal_title：Prenatal diagnosis

authors： Loeffler J,Utermann G,Witsch-Baumgartner M

更新日期：2002-09-01 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：:In this paper we report the fetal loss rate in relation to both maternal and gestational age in 1764 pregnant women who underwent transabdominal chorionic villus sampling (TA-CVS) between January 1986 and August 1990. The fetal loss rate, considered as a proportion of continuing pregnancies, decreased with advancing g...

journal_title：Prenatal diagnosis

authors： Monni G,Ibba RM,Lai R,Giuseppina C,Silvia M,Olla G,Cao A

更新日期：1992-10-01 00:00:00

abstract：BACKGROUND:Fetal cells in maternal blood still present an enticing alternative for the development of a safe and efficacious non-invasive method for prenatal diagnosis. However, most enrichment methods are very tedious and have failed to realise this long sought after goal. We developed a simple, robust TaqMan real-tim...

journal_title：Prenatal diagnosis

authors： Zhong XY,Holzgreve W,Hahn S

更新日期：2006-09-01 00:00:00

abstract：:The relationship between first-trimester maternal serum Schwangerschafts protein 1 (SP1) and the karyotype of the pregnancy was examined in 692 women who underwent chorionic villus biopsy at 6-12 weeks. There were 30 pregnancies with abnormal karyotypes, consisting of 14 Down's syndrome (DS), eight trisomy 18, and eig...

journal_title：Prenatal diagnosis

authors： MacIntosh MC,Brambati B,Chard T,Grudzinskas JG

更新日期：1993-07-01 00:00:00

abstract：:We characterized by microdissection and fluorescence in situ hybridization (FISH) two marker chromosomes: (1) a de novo, acrocentric marker chromosome detected in 88 per cent of the amniotic fluid cells of one of two physically and developmentally normal twins; and (2) a metacentric marker chromosome present in a phen...

journal_title：Prenatal diagnosis

authors： Thangavelu M,Pergament E,Espinosa R 3rd,Bohlander SK

更新日期：1994-07-01 00:00:00

abstract：OBJECTIVE:This study aimed to detect genomic imbalances in fetuses with congenital heart defect (CHD) by high-resolution single-nucleotide polymorphism (SNP) array. METHODS:A total of 99 fetuses with CHDs with or without other ultrasound anomalies (including structural anomalies and soft markers) but normal karyotypes...

journal_title：Prenatal diagnosis

authors： Liao C,Li R,Fu F,Xie G,Zhang Y,Pan M,Li J,Li D

更新日期：2014-09-01 00:00:00

abstract：:Experience with three prenatally diagnosed pregnancies complicated by an acardiac twin reveals that ultrasonography and echocardiography are helpful in detecting early signs of in-utero congestive heart failure in the normal twin. The use of Doppler blood flow analysis to determine direction of blood flow, post-mortem...

journal_title：Prenatal diagnosis

authors： Donnenfeld AE,van de Woestijne J,Craparo F,Smith CS,Ludomirsky A,Weiner S

更新日期：1991-04-01 00:00:00

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：:The uptake of any screening test is influenced by knowledge of the condition being screened for. In the present study, the knowledge and the source of knowledge of women offered antenatal screening for Down syndrome (DS) was assessed by means of a self-administered questionnaire. The questionnaire was administered to ...

journal_title：Prenatal diagnosis

authors： Chilaka VN,Konje JC,Stewart CR,Narayan H,Taylor DJ

更新日期：2001-03-01 00:00:00

abstract：OBJECTIVE:We sought to compare the fetal nasal bone length (FNBL) between different ethnic groups at 11-14 weeks' gestation. METHODS:FNBL and the FNBL/CRL ratio were measured in patients undergoing first trimester ultrasound for nuchal translucency (NT) and the ethnicity of the patient was recorded under four categori...

journal_title：Prenatal diagnosis

authors： Collado F,Bombard A,Li V,Julliard K,Aptekar L,Weiner Z

更新日期：2005-08-01 00:00:00

abstract：:Most of cystic fibrosis (CF) pre-implantation genetic diagnosis (PGD) cases described to date are limited to the detection of DeltaF508. Beside this predominant mutation, over 1000 mutations have been identified, rendering the development of a mutation-based PGD protocol impracticable. This is the reason why we, as we...

journal_title：Prenatal diagnosis

authors： Moutou C,Gardes N,Viville S

更新日期：2004-07-01 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