Results 51 to 60 of about 1,762 (201)

A deep learning algorithm for automatic 3D segmentation and classification of the sheep placenta in magnetic resonance images

open access: yesPhysiological Reports, Volume 14, Issue 8, April 2026.
Abstract Magnetic resonance imaging (MRI) is a powerful non‐invasive method for assessing placental morphology and physiology in vivo, offering higher resolution and functional insight than ultrasound. However, placental MRI analysis is limited by manual segmentation and time‐consuming classification workflows that are prone to inter‐operator ...
Dimitra Flouri   +8 more
wiley   +1 more source

Cariotipos fetales en embarazos de alto riesgo genético provenientes de hospitales de la seguridad social y de la consulta privada, de 1993 a 1998

open access: yesActa Médica Costarricense, 2000
El objetivo de este estudio fue identificar cromosomopatía fetal en voluntarias con embarazos de alto riesgo genético, a fin de brindar adecuada atención obstétrica y pediátrica y asesoramiento genético.
Isabel Castro Volio   +4 more
doaj   +2 more sources

Relationship between Umbilical Artery Pulsatility Index of Doppler Velocimetry and Umbilical Venous Blood Gases Measured by Cordocentesis [PDF]

open access: yes, 1995
Cordocentesis of umbilical vein to obtain fetal blood pH, PCOz, and P02 and Doppler eeloctmetrv as a preceding evaluation procedure were performed in 41 fetuses to assess fetal status in utero.
Kim, Syng Wook, Kim, Woo Jin
core  

Prenatal diagnosis and perinatal outcomes of fetuses with congenital duodenal obstruction: A nine‐year retrospective study from China

open access: yesActa Obstetricia et Gynecologica Scandinavica, Volume 105, Issue 2, Page 268-279, February 2026.
A retrospective study of 98 fetuses with congenital duodenal obstruction (CDO) revealed an overall genetic abnormality rate of 20.4%, with trisomy 21 being the predominant chromosomal anomaly. Comprehensive prenatal diagnostic testing is recommended for fetuses with suspected congenital duodenal obstruction, as the genetic findings exert substantial ...
Jianqin Lu   +16 more
wiley   +1 more source

Fetal hydrops and anemia as signs of Down syndrome

open access: yesJournal of the Formosan Medical Association, 2011
Before the 20th week of gestation, the most common cause of nonimmune hydrops fetalis is chromosomal abnormalities. Herein, we report a case of fetal hydrops, anemia, and intrauterine growth retardation that presented at 27 weeks of gestation with a ...
Yavuz Emre Şükür   +3 more
doaj   +1 more source

Free Fetal DNA Testing to Guide Early Intervention in the Management of the Kell Alloimmunized Pregnancy

open access: yes
Prenatal Diagnosis, EarlyView.
Kenneth J. Moise Jr   +3 more
wiley   +1 more source

Prognostic markers of symptomatic congenital cytomegalovirus infection

open access: yesBrazilian Journal of Infectious Diseases
The objective of this research was to identify maternal and fetal characteristics as prognostic markers of congenital cytomegalovirus (CMV) infection.
Roberta Maia de Castro Romanelli   +2 more
doaj   +1 more source

Perinatal Management of Bart's Hemoglobinopathy: Paradoxical Effects of Intrauterine, Transplacental, and Partial Exchange Transfusions

open access: yesAmerican Journal of Perinatology Reports, 2020
We describe a fetus at 24 3/7 weeks' gestation that showed ultrasound evidence of anemia, hydrops, and severe growth restriction. Both parents were known to be cis heterozygous carriers for SEA α-thalassemia deletion (αα/–). Cordocentesis confirmed fetal
Mark Curran   +6 more
doaj   +1 more source

Cytogenetic evaluation of 317 cases which were made koryon villus, cordocentesis and abortus between 2003-2018

open access: yes, 2021
Amaç: Çalışmamız koryon villus, kordosentez ve , abortus materyallerinin retrospektif olarak sitogenetik analizleri değerlendirilip, ortaya kapsamlı bir veri çalışması koymayı ve elde edilen verileri istatistiklerle desteklemeyi amaçladık.
Tuneğ, Gülsüm
core  

Estudio genético en embarazadas> Genetic studies in pregnancies

open access: yesRevista Colombiana de Obstetricia y Ginecología, 2004
Introducción: con base en el impacto que genera el hallazgo de un feto o recién nacido con alguna alteración cromosómica, desde el punto de vista familiar, social y para las entidades de salud, se analizan los resultados de los estudios genéticos ...
Julio César Posso Álvarez   +3 more
doaj  

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