Free beta hCG screening of hydropic and non-hydropic Turner syndrome pregnancies.

abstract：OBJECTIVES:To assess the effect of early vaginal bleeding on first-trimester markers for Down syndrome. METHODS:A retrospective study was conducted on 2330 normal singleton fetuses who underwent first-trimester combined screening for Down syndrome based on ultrasound and maternal serum markers. Fetal nuchal translucen...

journal_title：Prenatal diagnosis

authors： De Biasio P,Canini S,Crovo A,Prefumo F,Venturini PL

更新日期：2003-06-01 00:00:00

abstract：OBJECTIVE:To evaluate the association between ultrasonographic renal parameters and urine biochemistry in fetuses with lower urinary tract obstruction (LUTO). METHODS:Data were collected prospectively from 31 consecutive fetuses with LUTO that underwent vesicocentesis for fetal urinary biochemistry between April 2013 ...

journal_title：Prenatal diagnosis

authors： Nassr AA,Koh CK,Shamshirsaz AA,Espinoza J,Sangi-Haghpeykar H,Sharhan D,Welty S,Angelo J,Roth D,Belfort MA,Braun M,Ruano R

更新日期：2016-12-01 00:00:00

abstract：:This study was designed to test the usefulness of the common definitions for maternal cell contamination, true mosaicism, and pseudomosaicism for amniotic fluid specimens processed by in situ culture and robotic harvesting. We prospectively studied 4309 consecutive amniotic fluid specimens processed with these methods...

journal_title：Prenatal diagnosis

authors： Moertel CA,Stupca PJ,Dewald GW

更新日期：1992-08-01 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：:Pachyonychia congenita type 1 (PC-1) is an autosomal dominant ectodermal dysplasia characterized by severe nail dystrophy, focal non-epidermolytic palmoplantar keratoderma (FNEPPK) and oral lesions. We have previously shown that mutations in keratin K16 cause fragility of specific epithelia resulting in phenotypes of ...

journal_title：Prenatal diagnosis

authors： Smith FJ,McKusick VA,Nielsen K,Pfendner E,Uitto J,McLean WH

更新日期：1999-10-01 00:00:00

abstract：OBJECTIVE:To present fetal magnetic resonance imaging (MRI) ocular measurement ranges by gestational age (GA) in normal and growth-restricted fetuses. METHODS:A total of 298 pregnant women from the 18th to the 39th week of gestation were imaged using MRI. Ocular measurements including binocular distance (BOD), interoc...

journal_title：Prenatal diagnosis

authors： Li XB,Kasprian G,Hodge JC,Jiang XL,Bettelheim D,Brugger PC,Prayer D

更新日期：2010-11-01 00:00:00

abstract：OBJECTIVES:Cell-free DNA (cfDNA) screening can provide false positive/negative results because the fetal fraction originates primarily from trophoblast. Consequently, invasive diagnostic testing is recommended to confirm a high-risk result. Currently, there is debate about the most appropriate invasive method. We sough...

journal_title：Prenatal diagnosis

authors： Grati FR,Bajaj K,Malvestiti F,Agrati C,Grimi B,Malvestiti B,Pompilii E,Maggi F,Gross S,Simoni G,Ferreira JC

更新日期：2015-10-01 00:00:00

abstract：OBJECTIVE:To determine the underlying molecular aetiology in a non-consanguineous Irish family who have had three fetal losses because of a primary myopathy characterised by fetal akinesia, arthrogryposis multiplex, bilateral pulmonary hypoplasia and reduced muscle bulk. METHODS:Fetal DNA extracted from amniotic cells...

journal_title：Prenatal diagnosis

authors： Casey J,Flood K,Ennis S,Doyle E,Farrell M,Lynch SA

更新日期：2016-11-01 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：OBJECTIVE:The objective of this study is to combine multiplex ligation-dependent probe amplification (MLPA) and bisulfite sequencing to determine DNA methylation markers for noninvasive prenatal diagnosis of Down syndrome. METHODS:DNA methylation ratios (MR) of four fragments (CGI149, CGI045, HLCS-1, and HLCS-2) on ch...

journal_title：Prenatal diagnosis

authors： Yin YZ,She Q,Zhang J,Zhang PZ,Zhang Y,Lin JW,Ye YC

更新日期：2014-01-01 00:00:00

abstract：OBJECTIVES:To assess the prenatal ultrasound detection rates (DR) of neural tube defects (NTDs) and its evolution over the 1992 to 2006 period in the pregnant population of the city of Barcelona. METHODS:Data on the population-based register of birth defects were used to assess the evolution of the prenatal DR for iso...

journal_title：Prenatal diagnosis

authors： Salvador J,Arigita M,Carreras E,Lladonosa A,Borrell A

更新日期：2011-12-01 00:00:00

abstract：OBJECTIVES:To present the prenatal genetic diagnoses and counseling for two cases of oculocutaneous albinism (OCA) type I family by detection of mutations in the OCA1 gene by denaturing high performance liquid chromatography (DHPLC) system and a review of the literature. METHODS:All DNA samples were extracted from per...

journal_title：Prenatal diagnosis

authors： Lin SY,Chien SC,Su YN,Lee CN,Chen CP

更新日期：2006-05-01 00:00:00

abstract：:Toriello-Carey syndrome is a rare malformative complex, described for the first time in 1988, characterized by agenesis of the corpus callosum, facial anomalies, cardiac defects and hypotonia. Relatively few neonatal cases have been reported. We describe here the first prenatal ultrasound diagnosis of the syndrome bas...

journal_title：Prenatal diagnosis

authors： Paladini D,Russo MG,Tartaglione A,Loffredo A,Martinelli P

更新日期：2002-12-01 00:00:00

abstract：OBJECTIVE:To report the outcome of transient abnormal cardiac flow patterns (ABCFP) at 13 to 17 weeks' gestation. METHODS AND RESULTS:Observational single operator study of transvaginal sonography scans of 13,183 fetuses. Of the 22 fetuses with ABCFP (1:600) high pulmonary valvular velocity was detected in 11 (8 of th...

journal_title：Prenatal diagnosis

authors： Bronshtein M,Zimmer EZ,Blazer S,Blumenfeld Z

更新日期：2012-05-01 00:00:00

abstract：:Intra-hepatic abnormalities of the fetal umbilical venous system are poorly documented and clinically not well understood. A case of routine ultrasound examination at 23 weeks' gestation demonstrating foci of hepatic hyperechogenicity and cardiomegaly is presented. Colour Doppler detected absence of flow in the ductus...

journal_title：Prenatal diagnosis

authors： Cohen SB,Lipitz S,Mashiach S,Hegesh J,Achiron R

更新日期：1997-10-01 00:00:00

abstract：OBJECTIVE:The aim of the study was to analyze the risk of adverse pregnancy outcome in three subgroups with extremely low maternal pregnancy-associated plasma protein-A (PAPP-A), that is, <0.3 multiples of median (MoM) at the first trimester screening. METHOD:A cohort of 961 pregnancies with PAPP-A levels < 0.3 MoM at...

journal_title：Prenatal diagnosis

authors： Kaijomaa M,Ulander VM,Hämäläinen E,Alfthan H,Markkanen H,Heinonen S,Stefanovic V

更新日期：2016-12-01 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：OBJECTIVES:To compare the frequency of abnormal genetic diagnoses spanning a period before and after the availability of chromosomal microarray analysis (CMA). We hypothesised that microarray would provide additional clinically relevant information in cases of isolated hypoplastic nasal bone. METHOD:Fetuses with ultra...

journal_title：Prenatal diagnosis

authors： Gu YZ,Nisbet DL,Reidy KL,Palma-Dias R

更新日期：2019-01-01 00:00:00

abstract：:Since 1993, the position of the American College of Medical Genetics (ACMG) has been that prenatal interphase fluorescence in situ hybridization (FISH) is investigational. In 1997, the FDA cleared the AneuVysion assay (Vysis, Inc.) to enumerate chromosomes 13, 18, 21, X and Y for prenatal diagnosis. Data is presented ...

journal_title：Prenatal diagnosis

authors： Tepperberg J,Pettenati MJ,Rao PN,Lese CM,Rita D,Wyandt H,Gersen S,White B,Schoonmaker MM

更新日期：2001-04-01 00:00:00

abstract：:In its successful annual cycle of controversies and debates, the International Society of Prenatal Diagnosis and Therapy once again addressed non-invasive prenatal testing (NIPT) by following up on the 2013 controversy, 'Should non-invasive DNA testing be the standard screening test for Down syndrome in all pregnant w...

journal_title：Prenatal diagnosis

authors： Van Lith JM,Faas BH,Bianchi DW

更新日期：2015-01-01 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：:A case of focal nodular hyperplasia of the liver presenting in a 36-week-old fetus is reported. The tumour appeared on antenatal ultrasound as a 4.0 cm x 3.0 cm x 2.7 cm hypoechoic mass at the periphery of the right lobe of the liver. Colour Doppler imaging showed it to have prominent vascularity. Postnatally, sonogra...

journal_title：Prenatal diagnosis

authors： Petrikovsky BM,Cohen HL,Scimeca P,Bellucci E

更新日期：1994-05-01 00:00:00

abstract：OBJECTIVE:The objective of this article is to evaluate the efficacy of the first trimester sonomarkers (11-14 weeks) in predicting hemoglobin (Hb) Bart's disease among fetuses at risk MATERIALS AND METHODS:Prospective analysis was conducted on pregnancies at risk of fetal Hb Bart's disease at 11 to 14 weeks of gestati...

journal_title：Prenatal diagnosis

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

更新日期：2014-03-01 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：OBJECTIVE:To test the hypothesis that the age-related increase in the birth prevalence of Down syndrome is less for women with higher levels of education due to their more frequent use of prenatal diagnosis. METHODS:We compared the effects of maternal age on the odds of Down syndrome at birth, and on amniocentesis use...

journal_title：Prenatal diagnosis

authors： Khoshnood B,Wall S,Pryde P,Lee KS

更新日期：2004-02-01 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：:To assess the influence of in vitro fertilization (IVF) on maternal serum human chorionic gonadotrophin (hCG) and alpha-fetoprotein (AFP), the maternal serum hCG and AFP values were studied in 67 IVF pregnancies and compared with the results of a control group of 4732 spontaneously conceiving patients. Maternal serum ...

journal_title：Prenatal diagnosis

authors： Ribbert LS,Kornman LH,De Wolf BT,Simons AH,Jansen CA,Beekhuis JR,Mantingh A

更新日期：1996-01-01 00:00:00

abstract：:Of the 65 328 pregnancies of South Australian mothers screened by the South Australian Maternal Serum Antenatal Screening (SAMSAS) Programme between 1 January 1991 and 31 December 1997, 3431 (5.25%) were declared at increased risk of fetal Down syndrome. Fetal or neonatal karyotype was determined in 2737/3431 (79.8%) ...

journal_title：Prenatal diagnosis

authors： Ryall RG,Callen D,Cocciolone R,Duvnjak A,Esca R,Frantzis N,Gjerde EM,Haan EA,Hocking T,Sutherland G,Thomas DW,Webb F

更新日期：2001-07-01 00:00:00

abstract：OBJECTIVES:This study was performed in order to provide a description of indications for induced elective terminations of pregnancy (ETOP), their characteristics (e.g. gestational age), and their evolution over time. DESIGN OF THE STUDY:This is an epidemiological study. The geographic area covered is the French county...

journal_title：Prenatal diagnosis

authors： Guillem P,Fabre B,Cans C,Robert-Gnansia E,Jouk PS

更新日期：2003-11-01 00:00:00

abstract：OBJECTIVES:To assess the factors associated with utilization of genetic counseling services among pregnant Israeli Arab women. METHODS:A case-control study was conducted among 414 pregnant Arab women who were referred by a family physician or a perinatologist to genetic counseling services between 2008 and 2011. Data ...

journal_title：Prenatal diagnosis

authors： Sharkia R,Tarabeia J,Zalan A,Atamany E,Athamna M,Allon-Shalev S

更新日期：2015-04-01 00:00:00