Results 61 to 70 of about 8,093 (125)

Automatic 3D Multi-modal Ultrasound Segmentation of Human Placenta using Fusion Strategies and Deep Learning [PDF]

open access: yesarXiv
Purpose: Ultrasound is the most commonly used medical imaging modality for diagnosis and screening in clinical practice. Due to its safety profile, noninvasive nature and portability, ultrasound is the primary imaging modality for fetal assessment in pregnancy.
arxiv  

In utero diffusion MRI: challenges, advances, and applications [PDF]

open access: yesarXiv, 2019
In utero diffusion MRI provides unique opportunities to non-invasively study the microstructure of tissue during fetal development. A wide range of developmental processes, such as the growth of white matter tracts in the brain, the maturation of placental villous trees, or the fibres in the fetal heart remain to be studied and understood in detail ...
arxiv  

FetalDiffusion: Pose-Controllable 3D Fetal MRI Synthesis with Conditional Diffusion Model [PDF]

open access: yesarXiv
The quality of fetal MRI is significantly affected by unpredictable and substantial fetal motion, leading to the introduction of artifacts even when fast acquisition sequences are employed. The development of 3D real-time fetal pose estimation approaches on volumetric EPI fetal MRI opens up a promising avenue for fetal motion monitoring and prediction.
arxiv  

Pulmonary Hypoplasia Caused by Fetal Ascites in Congenital Cytomegalovirus Infection Despite Fetal Therapy

open access: yesFrontiers in Pediatrics, 2017
We report two cases of pulmonary hypoplasia due to fetal ascites in symptomatic congenital cytomegalovirus (CMV) infections despite fetal therapy. The patients died soon after birth. The pathogenesis of pulmonary hypoplasia in our cases might be thoracic
Kazumichi Fujioka   +7 more
doaj   +1 more source

Celcomen: spatial causal disentanglement for single-cell and tissue perturbation modeling [PDF]

open access: yesarXiv
Celcomen leverages a mathematical causality framework to disentangle intra- and inter- cellular gene regulation programs in spatial transcriptomics and single-cell data through a generative graph neural network. It can learn gene-gene interactions, as well as generate post-perturbation counterfactual spatial transcriptomics, thereby offering access to ...
arxiv  

HIV-1 therapy and fetal mitochondrial dysfunction [PDF]

open access: bronze, 1999
Joanna Poulton   +3 more
openalex   +1 more source

Efficient fetal-maternal ECG signal separation from two channel maternal abdominal ECG via diffusion-based channel selection [PDF]

open access: yesarXiv, 2017
There is a need for affordable, widely deployable maternal-fetal ECG monitors to improve maternal and fetal health during pregnancy and delivery. Based on the diffusion-based channel selection, here we present the mathematical formalism and clinical validation of an algorithm capable of accurate separation of maternal and fetal ECG from a two channel ...
arxiv  

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