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Related papers: Case Study: Fetal Breathing Movements as a Proxy f…

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Airflow through the nasal cavity exhibits a wide variety of fluid dynamicsbehaviour due to the intricacy of the nasal geometry. The flow is naturallyunsteady and perhaps turbulent, despite CFD in the literature that assumesa steady laminar…

Intra-voxel incoherent motion (IVIM) analysis of fetal lungs Diffusion-Weighted MRI (DWI) data shows potential in providing quantitative imaging bio-markers that reflect, indirectly, diffusion and pseudo-diffusion for non-invasive fetal…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Noam Korngut , Elad Rotman , Onur Afacan , Sila Kurugol , Yael Zaffrani-Reznikov , Shira Nemirovsky-Rotman , Simon Warfield , Moti Freiman

Radiation therapy of thoracic and abdominal tumors requires incorporating the respiratory motion into treatments. To precisely account for the patient respiratory motions and predict the respiratory signals, a generalized model for…

Medical Physics · Physics 2019-05-22 Hui Lin , Chengyu Shi , Brian Wang , Maria F. Chan , Xiaoli Tang , Wei Ji

Purpose: To study placental function - both perfusion and an oxygenation surrogate (T2*)-simultaneously and quantitatively in-vivo. Methods: 15 pregnant women were scanned on a 3T MR scanner. For perfusion measurements, a velocity selective…

Fetal lung maturity is a critical indicator for predicting neonatal outcomes and the need for post-natal intervention, especially for pregnancies affected by fetal growth restriction. Intra-voxel incoherent motion analysis has shown…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Zhennan Xiao , Katharine Brudkiewicz , Zhen Yuan , Rosalind Aughwane , Magdalena Sokolska , Joanna Chappell , Trevor Gaunt , Anna L. David , Andrew P. King , Andrew Melbourne

Cerebral arterial blood flow (CABF) can be investigated in few seconds without any synchronization by Real-Time phase contrast. Significant changes in CABF were found between expiration and inspiration during normal breathing of healthy…

Signal Processing · Electrical Eng. & Systems 2022-07-27 Pan Liu , Sidy Fall , Serge Metanbou , Olivier Balédent

Lung tumor motion due to respiration poses a challenge in the application of modern three-dimensional conformal radiotherapy. Direct tracking of the lung tumor during radiation therapy is very difficult without implanted fiducial markers.…

Medical Physics · Physics 2015-05-13 Laura I. Cervino , Alvin. K. Y. Chao , Ajay Sandhu , Steve B. Jiang

Monitoring maternal and fetal health during pregnancy is crucial for preventing adverse outcomes. While tests such as ultrasound scans offer high accuracy, they can be costly and inconvenient. Telehealth and more accessible body shape…

Assessing the health of both the fetus and mother is vital in preventing and identifying possible complications in pregnancy. This paper focuses on a device that can be used effectively by the mother herself with minimal supervision and…

Respiration is a critical vital sign for infants, and continuous respiratory monitoring is particularly important for newborns. However, neonates are sensitive and contact-based sensors present challenges in comfort, hygiene, and skin…

Image and Video Processing · Electrical Eng. & Systems 2023-07-26 Sai Kumar Reddy Manne , Shaotong Zhu , Sarah Ostadabbas , Michael Wan

Atrial fibrillation (AF) is a leading cause of morbidity and mortality. AF prevalence increases with age, which is attributed to pathophysiological changes that aid AF initiation and perpetuation. Current state-of-the-art models are only…

Tissues and Organs · Quantitative Biology 2015-10-05 Julie Eatock , Yen Ting Lin , Eugene T. Y. Chang , Tobias Galla , Richard H. Clayton

High Flow Nasal Cannula (HFNC) provides non-invasive respiratory support for critically ill children who may tolerate it more readily than other Non-Invasive (NIV) techniques. Timely prediction of HFNC failure can provide an indication for…

Machine Learning · Computer Science 2021-11-24 George A. Pappy , Melissa D. Aczon , Randall C. Wetzel , David R. Ledbetter

Intravoxel incoherent motion (IVIM) is a diffusion-weighted magnetic resonance imaging (MRI) method that may be applied to the placenta to help diagnose abnormal pregnancies. IVIM requires prolonged scan times, followed by a model-based…

Image and Video Processing · Electrical Eng. & Systems 2025-11-04 Mbaimou Auxence Ngremmadji , Freddy Odille , Charline Bertholdt , Marine Beaumont , Olivier Morel , Bailiang Chen

Continuous monitoring of fetal and maternal vital signs, particularly during labor, can be critical for the child and mother's health. We present a novel wearable electronic system that measures, in real-time, maternal heart rate using…

Medical Physics · Physics 2023-07-03 Anushka Tiwari

Pleural effusion manifested as compression of pleural fluid on the lung parenchyma, contributing to hypoxemia. Medical procedure such as drainage of plural fluid releases this compression and increase the oxygenation. However, the effect of…

Signal Processing · Electrical Eng. & Systems 2018-06-04 Boran Zhou , Xiaoming Zhang

The detection of abnormal fetal heartbeats during pregnancy is important for monitoring the health conditions of the fetus. While adult ECG has made several advances in modern medicine, noninvasive fetal electrocardiography (FECG) remains a…

Signal Processing · Electrical Eng. & Systems 2023-02-28 Yu Xuan , Xiangyu Zhang , Shuyue Stella Li , Zihan Shen , Xin Xie , Leibny Paola Garcia , Roberto Togneri

The growing demand for prenatal ultrasound imaging has intensified a global shortage of trained sonographers, creating barriers to essential fetal health monitoring. Deep learning has the potential to enhance sonographers' efficiency and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Hussain Alasmawi , Numan Saeed , Mohammad Yaqub

Fetal ultrasounds are an essential part of prenatal care and can be used to estimate gestational age (GA). Accurate GA assessment is important for providing appropriate prenatal care throughout pregnancy and identifying complications such…

Background: Pleuroparenchymal fibroelastosis (PPFE) is an upper lobe predominant fibrotic lung abnormality associated with increased mortality in established interstitial lung disease. However, the clinical significance of radiologic PPFE…

Purpose: Prenatal ultrasound is a key tool in evaluating fetal structural development and detecting abnormalities, contributing to reduced perinatal complications and improved neonatal survival. Accurate identification of standard fetal…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Shengjun Zhu , Siyu Liu , Runqing Xiong , Liping Zheng , Duo Ma , Rongshang Chen , Jiaxin Cai