نتایج جستجو برای: nuchal translucency

تعداد نتایج: 2633  

2015
Kai-Wei Liao Ming-Song Tsai Chia-Huang Chang Ling-Chu Chien I-Fang Mao Yen-An Tsai Mei-Lien Chen Jodi Pawluski

OBJECTIVE Fetal nuchal translucency (NT) thickness is an important marker for prenatal screening; however, studies focusing on the correlation between maternal trace element levels and NT thickness are limited. The aim of this study was to evaluate maternal trace element levels during the first trimester and to investigate the association between maternal trace element levels and fetal NT thick...

2018
Müberra Namlı Kalem Ziya Kalem Batuhan Bakırarar Ali Ergün Timur Gürgan

OBJECTIVE To evaluate the possible association between progesterone use in the first trimester of pregnancy and fetal nuchal translucency (NT). MATERIAL AND METHODS This is an observational case-control study, which was conducted with patients who underwent nuchal scans between March 2015 and February 2016 and consequently delivered live and healthy babies. The study group was composed of ass...

Journal: :Journal of clinical and diagnostic research : JCDR 2013
Shaista Salman Guraya

This review of literature describes the first-trimester nuchal translucency (NT) which forms the basis of new form of screening which can lead to a significant improvement in detection of congenital anomalies as compared to second trimester screening programs, the so called genetic-sonogram. A growing body of evidence-based studies has demonstrated that fetal NT can be a powerful prenatal scree...

2014
Padmalatha Gurram Peter Benn James Grady Anne-Marie Prabulos Winston Campbell

OBJECTIVE To investigate whether maternal serum pregnancy associated plasma protein-A (PAPP-A), total β human chorionic gonadotropin (hCG) levels and nuchal translucency (NT) measurements differ in women with pre-gestational diabetes mellitus (PGDM) compared to non-diabetic controls and to assess whether correction factors are needed for diabetic women in calculation of aneuploidy risks. STUD...

2014

Objective The introduction of first trimester nuchal translucency measurement has resulted in earlier identification of foetuses with exencephaly. Exencephaly is an uncommon congenital malformation in which the flat bones of calvaria are absent leaving the brain completely exposed or protrudes through the defect in the cranial vault. Anencephaly may ensue as a result of prolonged exposure of th...

2009
Khalil Abi-Nader Elisa Filippi Pranav P Pandya Elisabeth Peregrine

Isolated fetal lateral neck cysts can represent a cystic hygroma or a developmental remnant cyst. In the absence of an increased nuchal translucency or associated malformations the risk of aneuploidy has been considered negligible. Still, dysmorphology in aneuploid fetuses might not be evident except at a later stage. We report on a case of isolated fetal bilateral neck cysts where aneuploidy w...

Journal: :Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology 2002
A P Souka S Bower L Geerts I Huggon K H Nicolaides

Blackfan-Diamond anemia is a congenital hypoplastic anemia with a birth prevalence of about 1 in 200,000, usually presenting in the first few months of life and commonly associated with cardiac, urogenital and digital anomalies. Congenital dyserythropoietic anemias are a group of rare congenital anemias characterized by ineffective erythropoiesis. We report on two cases of congenital fetal anem...

Journal: :Obstetrics and gynecology 2007
Todd Rosen Mary E D'Alton Lawrence D Platt Ronald Wapner

Increasingly, women are choosing first-trimester risk assessment for Down syndrome and other aneuploid conditions. Recent studies have suggested that adding ultrasound assessment of the nasal bone to nuchal translucency thickness and maternal serum analytes in the first trimester will improve performance. This report assesses the current literature and discusses practical issues that must be ad...

Journal: :Ultrasound in Obstetrics and Gynecology 2003

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