MRI measurement of placental perfusion and fetal blood oxygen saturation in normal pregnancy and placental insufficiency

R Aughwane, M Sokolska, A Bainbridge… - … Image Computing and …, 2018 - Springer
… Current imaging modalities provide poor clinical assessment of placental perfusion and …
of retro-placenta myometrial and placental perfusion. The fetal blood saturation is a relative …

Magnetic resonance imaging measurement of placental perfusion and oxygen saturation in early‐onset fetal growth restriction

R Aughwane, N Mufti, D Flouri… - … Journal of Obstetrics …, 2021 - Wiley Online Library
… -placental blood oxygen saturation. Given the estimated feto-placental T2, we can convert this
to oxygen saturation … Feto-placental oxygen saturation values are estimated by curve fitting …

Placental oxygen consumption. Part I: in vivo studies—a review

AM Carter - Placenta, 2000 - Elsevier
… per cent of glucose uptake when the placenta was perfused with buffer. As we have seen, it
is not possible to achieve physiological levels of oxygen delivery with buffer as the perfusate, …

Evaluation of placental oxygenation in fetal growth restriction using blood oxygen level-dependent magnetic resonance imaging

S Magawa, M Nii, N Enomoto, S Takakura, S Maki… - Placenta, 2022 - Elsevier
… direction of blood flow in the placenta compared to the normal placenta, … oxygen extraction
in regions of the placenta. Since efficient oxygen extraction requires sufficient fetal blood flow

Placental oxygen consumption. Part II: in vitro studies—a review

H Schneider - Placenta, 2000 - Elsevier
… in the dually perfused human placenta, where the perfused placental ATP levels remained
… Due to the experimental design, the oxygen concentration was similar in the maternal and …

Umbilical blood flow during pregnancy: evidence for decreasing placental perfusion

G Link, KE Clark, U Lang - American journal of obstetrics and gynecology, 2007 - Elsevier
Oxygen saturation in the umbilical … placental perfusion was slightly diminished in full-term
fetuses, compared with the preterm group. The coincidence of reduced placental perfusion and …

Functional imaging of the nonhuman primate Placenta with endogenous blood oxygen level–dependent contrast

MC Schabel, VHJ Roberts, JO Lo, S Platt… - Magnetic resonance …, 2016 - Wiley Online Library
placental blood flow in the clinical context. Development of quantitative methods of measuring
placental oxygen … of this organ and to detect abnormal placental function as a critical first …

Placental MRI: developing accurate quantitative measures of oxygenation

EA Turk, JN Stout, C Ha, J Luo, B Gagoski… - Topics in Magnetic …, 2019 - journals.lww.com
oxygen transport or oxygen content of the placenta. For … blood oxygen level–dependent
imaging of the placenta during … evaluate placental oxygen transport and placental perfusion in …

Changes in human placental oxygenation during maternal hyperoxia estimated by blood oxygen level‐dependent magnetic resonance imaging (BOLD MRI)

A Sørensen, D Peters, E Fründ… - … in Obstetrics & …, 2013 - Wiley Online Library
… central part of the placenta, we investigated total placental oxygenation by drawing regions
blood flow and oxygen content, placental diffusion of oxygen and umbilical venous blood flow

Quality assessment of a placental perfusion protocol

L Mathiesen, T Mose, TJ Mørck, JKS Nielsen… - Reproductive …, 2010 - Elsevier
… this work package, the ex vivo placental perfusion model may be used for validation in …
oxygen level in maternal reservoir a determining factor in oxygen transfer through the placenta