Prenatal diagnosis of sex chromosome aneuploidy: possible reasons for high rates of pregnancy termination.

abstract：OBJECTIVES:To identify expressed sequence tag (EST) clusters preferentially expressed in placentas. METHODS:The National Center for Biotechnology's online UniGene database contains 14 placenta libraries. In silico (computer-based) subtraction compared placenta libraries against the remaining libraries to identify tran...

journal_title：Prenatal diagnosis

authors： Miner D,Rajkovic A

更新日期：2003-05-01 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：OBJECTIVES:To determine if the ultrasound marker Nuchal Index (NIx) is gestational age independent, and to determine its specificity and sensitivity for Down syndrome (DS) identification. METHODS:Prospective cohort. A prospective database of fetal biometry and soft markers of aneuploidy was searched for fetuses with t...

journal_title：Prenatal diagnosis

authors： Lim KI,Pugash D,Dansereau J,Wilson RD

更新日期：2002-12-01 00:00:00

abstract：:Pallister-Killian syndrome (tetrasomy 12p) is a relatively rare aneuploidy syndrome characterized by the presence of mosaicism for an isochromosome 12p [i(12p)]. We report two new cases diagnosed following chorionic villus sampling and an abnormal ultrasound, respectively. Fluorescent in situ hybridization (FISH) was ...

journal_title：Prenatal diagnosis

authors： Mowery-Rushton PA,Stadler MP,Kochmar SJ,McPherson E,Surti U,Hogge WA

更新日期：1997-03-01 00:00:00

abstract：:Forty-seven twin pregnancies among 3676 patients who had a genetic amniocentesis between 1973 and 1979, are reported. The detection rate of twins at the time of amniocentesis was 62 per cent. Five (17 per cent) of the 29 women with detected twin pregnancy aborted spontaneously, these are compared with 1 (6 per cent) o...

journal_title：Prenatal diagnosis

authors： Palle C,Andersen JW,Tabor A,Lauritsen JG,Bang J,Philip J

更新日期：1983-04-01 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：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：OBJECTIVES:To present prenatally detected mosaic tetrasomy for distal chromosome 15q and a review of the literature. CLINICAL SUBJECT AND METHODS:Amniocentesis was performed at 17 weeks' gestation because of advanced maternal age. Cytogenetic analysis revealed mosaicism for an analphoid supernumerary marker chromosome...

journal_title：Prenatal diagnosis

authors： Chen CP,Lin CC,Li YC,Chern SR,Lee CC,Chen WL,Lee MS,Wang W,Tzen CY

更新日期：2004-10-01 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：:There is an increasing number of reports relating chorionic villus sampling (CVS) to transverse limb reduction defects or the oromandibular limb hypogenesis complex. In addition, a correlation has been established between the severity of the defect and the gestational age when CVS is performed. Several hypotheses have...

journal_title：Prenatal diagnosis

authors： van der Zee DC,Bax KM,Vermeij-Keers C

更新日期：1997-01-01 00:00:00

abstract：:A single umbilical artery was seen in 10 out of 117 cytogenetically abnormal pregnancies. The abnormal karyotypes found to be associated with a single umbilical artery were trisomy 18 (n = 5), monosomy X (n = 2), triploidy (n = 1), sex chromosome (47,XYY; n = 1) and translocation (46t(X,5)(q13p15);n = 1). With the exc...

journal_title：Prenatal diagnosis

authors： Khong TY,George K

更新日期：1992-11-01 00:00:00

abstract：:Genetic disease is the leading cause of infant death in the United States, accounting for approximately 20% of annual infant mortality. Advances in genomic medicine and technological platforms have made possible low cost, pan-ethnic expanded genetic screening that enables obstetric care providers to offer screening fo...

journal_title：Prenatal diagnosis

authors： Nazareth SB,Lazarin GA,Goldberg JD

更新日期：2015-10-01 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：OBJECTIVE:To evaluate the population parameters applied to the calculation of risk for Down syndrome (DS) in the first trimester screening (FTS) and the comparison of performance obtained including or excluding maternal age from the mathematical algorithm. METHODS:Three different calculation engines for prenatal risk ...

journal_title：Prenatal diagnosis

authors： Martínez-Morillo E,García BP,Calvo FM,Alvarez FV

更新日期：2012-03-01 00:00:00

abstract：:Enlargement of the subarachnoid spaces can be seen in the following conditions: communicating hydrocephalus, brain atrophy and benign enlargement of the subarachnoid spaces. These disorders may begin in utero. There are no established normograms for the fetal subarachnoid spaces. This study was conducted in order to d...

journal_title：Prenatal diagnosis

authors： Malinger G,Lerman-Sagie T,Achiron R,Lipitz S

更新日期：2000-11-01 00:00:00

abstract：:An unusual case of apical diverticulum complicated by serous pericardial effusion and diagnosed ultrasonographically at 13 weeks of gestation is described. A therapeutic abortion was induced at 14 weeks and the complete post-mortem examination did not show additional malformation. Cardiac diverticulum is a rare malfor...

journal_title：Prenatal diagnosis

authors： Carles D,Maugey-Laulom B,Habboud H,Alberti EM,Weichhold W,Léger F

更新日期：1995-08-01 00:00:00

abstract：:Experimental materno-embryonic transfusions with serum that is immunologically active against blood group antigens cause congenital malformations in the rat embryo. In view of the possible increased incidence of vascular disruptive syndromes after chorionic villus sampling (CVS), we investigated the occurrence of mate...

journal_title：Prenatal diagnosis

authors： Los FJ,Noomen P,Vermeij-Keers C,Gaillard JL,Brandenburg H,Jahoda MG,Luider TM

更新日期：1996-03-01 00:00:00

abstract：:Haemolytic disease of the fetus and newborn (HDFN) due to red cell alloimmunization was a significant cause of fetal and neonatal morbidity and mortality until the introduction of anti-D immunoglobulin, which has dramatically changed the incidence of the disease. However, it is still a major problem in affected pregna...

journal_title：Prenatal diagnosis

authors： Illanes S,Soothill P

更新日期：2010-07-01 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：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：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：:A case of true fetal mosaicism 46,XY/47,XY, + 17 was diagnosed in amniotic fluid cells. After genetic counselling and unsuccessful periumbilical blood sampling the pregnancy continued to term, and a healthy male infant was born. Lymphocytes of the newborn had a normal karyotype. Follow-up of the child at age 18 months...

journal_title：Prenatal diagnosis

authors： Djalali M,Barbi G,Grab D

更新日期：1991-06-01 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 new case of macrocephaly-cutis marmorata telangiectatica congenita (M-CMTC) syndrome is described. The patient presented typical congenital findings in utero, although the syndrome was diagnosed postnatally. The M-CMTC syndrome should be considered when there is a marked fetal overgrowth and progressive macrocephaly...

journal_title：Prenatal diagnosis

authors： Nyberg RH,Uotila J,Kirkinen P,Rosendahl H

更新日期：2005-02-01 00:00:00

abstract：OBJECTIVE:The aim of this study was to determine whether fetal nucleated red blood cells (NRBCs) could be distinguished from maternal cells in peripheral blood using an erythroblast scoring system based on the unique morphological and hemoglobin staining characteristics of this cell type. Presumptive fetal NRBCs were f...

journal_title：Prenatal diagnosis

authors： Cha DH,Khosrotehrani K,Bianchi DW,Johnson KL

更新日期：2005-07-01 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：:Following the birth of a baby girl confirmed to be homozygous normal for the delta F508 deletion causing cystic fibrosis (CF), many single-gene defects have been diagnosed by polymerase chain reaction (PCR) for preimplantation genetic diagnosis (PGD). A few misdiagnoses have been reported but no large-scale studies ha...

journal_title：Prenatal diagnosis

authors： Ray PF,Ao A,Taylor DM,Winston RM,Handyside AH

更新日期：1998-12-01 00:00:00

abstract：:Inexpensive and accurate carrier testing for cystic fibrosis (CF) will be possible in the near future. There are no existing studies on the attitudes of English persons in the community to carrier testing for CF or any other recessive disorder. We have conducted a trial study of 166 persons at two schools, two doctors...

journal_title：Prenatal diagnosis

authors： Williamson R,Allison ME,Bentley TJ,Lim SM,Watson E,Chapple J,Adam S,Boulton M

更新日期：1989-10-01 00:00:00

abstract：:We investigated a case (I.I.) of the severe form of mucopolysaccharidosis I (Hurler syndrome). Prenatal diagnosis was requested by the parents and the next pregnancy was monitored. We report here a special difficulty arising in this diagnosis due to the low enzyme activity in the mother's cells (10-15 per cent of cont...

journal_title：Prenatal diagnosis

authors： Gatti R,Borrone C,Filocamo M,Pannone N,Di Natale P

更新日期：1985-03-01 00:00:00

abstract：:We report a case of nuchal cystic hygroma with spontaneous resolution detected by ultrasound examination at 13 weeks' gestation. Fetal karyotype and amniotic fluid alpha-fetoprotein levels were normal. Extreme caution in evaluating this situation is stressed. ...

journal_title：Prenatal diagnosis

authors： Baccichetti C,Lenzini E,Suma V,Benini F,Marini A

更新日期：1990-06-01 00:00:00