Results 21 to 30 of about 52,544 (302)

The effects of aging and gestational month on uteroplacental vascular perfusion, and umbilical artery hemodynamics in pregnant jennies

open access: yesBMC Veterinary Research, 2022
This study aimed to correlate the pulsed wave spectral indices of the middle uterine artery at both sides with placental development in jenny within mid-late pregnancies, and establish umbilical Doppler values for different ages and different gestational
Elshymaa A. Abdelnaby   +3 more
doaj   +1 more source

Umbilical artery thrombosis and maternal positive autoimmune antibodies: two case reports and a literature review

open access: yesFrontiers in Medicine, 2023
BackgroundPrevious studies have shown that abnormal increases in autoimmune antibodies in pregnant women may increase the risk of maternal thrombosis. However, at our hospital, two pregnant women presented with umbilical artery thrombosis and positive ...
Xin Li   +14 more
doaj   +1 more source

Intrahepatic persistent fetal right umbilical vein: a retrospective study [PDF]

open access: yes, 2021
Introduction: To appraise the incidence and value of intrahepatic persistent right umbilical vein (PRUV). Methods: This was a single-center study. Records of all women with a prenatal diagnosis of intrahepatic PRUV were reviewed.
Di Meglio A.   +9 more
core   +1 more source

The effect of different dosages of progesterone suppositories on uterine-fetal vascular resistance in women at risk of premature delivery and its comparison with the control group [PDF]

open access: yesMajallah-i Zanān, Māmā̓ī va Nāzā̓ī-i Īrān, 2023
Introduction: Despite the widespread use of progesterone in pregnancy, there is limited information on its effect on uterine-placental blood circulation and especially on the fetal blood circulation system in the second half of pregnancy.
Mozhgan Rahmanian   +3 more
doaj   +1 more source

High polyunsaturated fatty acid, thromboxane A2, and alpha-fetoprotein concentrations at the human feto-maternal interface

open access: yesJournal of Lipid Research, 1997
Polyunsaturated fatty acids (PUFA) like arachidonic (C20:4) and docosahexaenoic (C22:6) acids are essential for harmonious fetal development. This study evaluates, at near term, the distributions of free fatty acids (FFA) and their fetal carrier protein,
C Benassayag   +7 more
doaj   +1 more source

Time domain computational modelling of 1D arterial networks in monochorionic placentas [PDF]

open access: yes, 2003
Published ...
Cockburn   +13 more
core   +1 more source

A Rare Complex Case of Congenital Umbilical Arteriovenous Malformation and Review of Literature

open access: yesAmerican Journal of Perinatology Reports, 2016
Introduction Congenital umbilical arteriovenous malformations (AVMs) are extremely rare. We present the first case of congenital umbilical AVM with feeding arteries originating not only from abdominal but also from the mammary arteries. Case
Rebeca Gregorio-Hernández   +5 more
doaj   +1 more source

Umbilical cord artery atresia

open access: yesCurrent Medicine Research and Practice, 2021
Umbilical cord has two arteries and one vein. The absence of one artery is referred to as single umbilical artery which could be because of primary agenesis of umbilical artery or atrophy or secondary atresia of the previously normally developed ...
Sakshi Nayar   +4 more
doaj   +1 more source

Expression of mRNA for phospholipase A(2), cyclooxygenases, and lipoxygenases in cultured human umbilical vascular endothelial and smooth muscle cells and in biopsies from umbilical arteries and veins [PDF]

open access: yes, 1998
Arachidonic acid (AA) is released by phospholipase A(2) (PLA(2)) and then converted into vasoactive and inflammatory eicosanoids by cyclooxygenases (COX) and lipoxygenases (LOX).
Carlsson, Maria   +5 more
core   +1 more source

International gestational age-specific centiles for umbilical artery Doppler indices: a longitudinal prospective cohort study of the INTERGROWTH-21st Project. [PDF]

open access: yes, 2020
BACKGROUND: Reference values for umbilical artery Doppler indices are used clinically to assess fetal well-being. However, many studies that have produced reference charts have important methodologic limitations, and these result in significant ...
Barros, FC   +12 more
core   +2 more sources

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