Results 31 to 40 of about 4,766 (206)

Cardiac defects, nuchal edema and abnormal lymphatic development are not associated with morphological changes in the ductus venosus [PDF]

open access: yes, 2016
BACKGROUND: In human fetuses with cardiac defects and increased nuchal translucency, abnormal ductus venosus flow velocity waveforms are observed. It is unknown whether abnormal ductus venosus flow velocity waveforms in fetuses with increased nuchal ...
Haak, MC   +35 more
core   +1 more source

Ductus venosus opens in high-risk pregnancies without signs of increased central venous pressure [PDF]

open access: yes
Objectives: It has been belived that changes in diastolic blood velocities in the fetal ductus venosus were due to increased central venous pressure secondary to increased fetal heart strain during hypoxia or heart failure. There have been recent reports
Sekielska-Domanowska, Marta I.   +12 more
core   +4 more sources

Absent ductus venosus in the fetus

open access: yesJournal of Obstetrics and Gynaecology, 2014
The development of the connection between umbilical vein and ductus venosus is of primary importance in the development of the venous drainage system and supply of oxygenated blood to the fetus (Ho...
Oztunc, F.   +4 more
openaire   +2 more sources

An anomalous portal vein crossing the lesser sac and ending at the upper part of ductus venosus [PDF]

open access: yes, 2015
In serial sagittal sections of a fetus on week 9 (crown-rump length, 36 mm), we incidentally found absence of the usual portal vein through the hepatoduodenal ligament.
Murakami, Gen   +4 more
core   +1 more source

Can the ductus venosus doppler predict the hemoglobinopathies? [PDF]

open access: yes, 2015
Objective: The aim of our study was to investigate the ductus venosus doppler between 11-13+6 (week-day) in pregnant women with hemoglobinopaties and its relation with fetal outcomes.
Karateke, Atilla   +9 more
core   +2 more sources

Transient hepatic nodular lesions associated with patent ductus venosus in preterm infants. [PDF]

open access: yes, 2011
We report on two cases of low-birth-weight preterm infants with patent ductus venosus associated with hepatic hypoechoic lesions of the fourth segment in an otherwise normal liver.
GIUFFRE, Mario   +5 more
core   +1 more source

Study of Ductus Venosus in First Trimester in Prediction of Fetal Anomalies [PDF]

open access: yesAl-Azhar International Medical Journal
Background: Studies have shown that abnormal flow in the ductus venosus increases the risk of chromosomal abnormalities, heart defects, and other negative pregnancy outcomes in both singleton and twin pregnancies, so assessing this vessel's function is ...
Ashraf Abdalla   +2 more
doaj   +1 more source

The role of ductus venosus doppler, fetal liver length and placental thickness in gestational diabetes

open access: yesMedicine Science, 2020
To detect the possible adaptive changes that may have an impact on placenta and fetus in the presence of gestational diabetes mellitus using ultrasonography.
Murat Cevik, Ruya Deveer
doaj   +1 more source

Ductus venosus doppler flow velocity after transplacental and non-transplacental amniocentesis during midtrimester [PDF]

open access: yes, 2014
Objective: We aimed to evaluate ductus venosus Doppler waveforms before and after amniocentesis in order to investigate any effect of amniocentesis on fetal myocardial hemodynamics.
Pala H.G.   +3 more
core   +1 more source

Predictors of Umbilical Venous Catheter Misalignment

open access: yesPediatric Reports, 2022
Introduction: The insertion of an umbilical venous catheter (UVC) is a routine procedure. The success rate of this procedure is about 40–50%, with potential complications arising from misaligned UVC placement.
Aimann Surak   +2 more
doaj   +1 more source

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