Reduced placental oxygenation during subclinical uterine contractions as assessed by BOLD MRI

M Sinding, DA Peters, JB Frøkjær, OB Christiansen… - Placenta, 2016 - Elsevier
Abstract Objectives During placental Blood Oxygen Level Dependent (BOLD) Magnetic
Resonance Imaging (MRI), we have observed spontaneous reductions in placental …

Placental MRI: effect of maternal position and uterine contractions on placental BOLD MRI measurements

EA Turk, SM Abulnaga, J Luo, JN Stout, HA Feldman… - Placenta, 2020 - Elsevier
Introduction Before using blood-oxygen-level-dependent magnetic resonance imaging
(BOLD MRI) during maternal hyperoxia as a method to detect individual placental …

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
Objectives To investigate changes in human placental oxygenation during maternal
hyperoxia using non‐invasive blood oxygen level‐dependent (BOLD) magnetic resonance …

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
Abstract The Human Placenta Project has focused attention on the need for noninvasive
magnetic resonance imaging (MRI)-based techniques to diagnose and monitor placental …

R1 changes in the human placenta at 3 T in response to a maternal oxygen challenge protocol

E Ingram, L Hawkins, DM Morris, J Myers, CP Sibley… - Placenta, 2016 - Elsevier
Oxygen-enhanced MRI non-invasively monitors placental oxygenation in-vivo. This
technique has been demonstrated at 1.5 Tesla (T) in healthy pregnancies. The aim of this …

Placental oxygen transport estimated by the hyperoxic placental BOLD MRI response

A Sørensen, M Sinding, DA Peters… - Physiological …, 2015 - Wiley Online Library
Estimating placental oxygen transport capacity is highly desirable, as impaired placental
function is associated with fetal growth restriction (FGR) and poor neonatal outcome. In …

R1 and R2* changes in the human placenta in response to maternal oxygen challenge

I Huen, DM Morris, C Wright, GJM Parker… - Magnetic resonance …, 2013 - Wiley Online Library
Purpose Pregnancy complications such as preeclampsia and fetal growth restriction are
sometimes thought to be caused by placental abnormalities associated with reduced …

In Vivo Quantification of Placental Insufficiency by BOLD MRI: A Human Study

J Luo, E Abaci Turk, C Bibbo, B Gagoski, DJ Roberts… - Scientific reports, 2017 - nature.com
Fetal health is critically dependent on placental function, especially placental transport of
oxygen from mother to fetus. When fetal growth is compromised, placental insufficiency must …

Placental baseline conditions modulate the hyperoxic BOLD-MRI response

M Sinding, DA Peters, SS Poulsen, JB Frøkjær… - Placenta, 2018 - Elsevier
Objectives Human pregnancies complicated by placental dysfunction may be characterized
by a high hyperoxic Blood oxygen level-dependent (BOLD) MRI response. The …

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
Introduction Abnormalities in placental function can lead to fetal growth restriction (FGR), but
there is no consensus on their evaluation. Using blood oxygen level-dependent magnetic …