Results 71 to 80 of about 10,642 (230)

Study of abnormal umbilical artery doppler and neonatal outcome

open access: yesAsian Journal of Medical Sciences, 2019
Background: Doppler provides assessment of uteroplacental and fetoplacental circulation during pregnancy. It is a sensitive tool in early detection of fetal compromise and allows needful intervention. Aims and Objective: To study the role of umbilical
Gyawali Merina , Poudel Ramesh
doaj   +1 more source

Uterine Artery Doppler Velocimetry of Uterine Leiomyomas in Nigerian Women [PDF]

open access: yesRevista Brasileira de Ginecologia e Obstetrícia, 2017
Objective To describe the blood flow velocities and impedance indices changes in the uterine arteries of leiomyomatous uteri using Doppler sonography.
Bukunmi Michael Idowu   +2 more
doaj   +1 more source

Evaluation of the HALP Score in the Distinction Between Fetal Growth Restriction and Small for Gestational Age

open access: yesReproductive, Female and Child Health, Volume 5, Issue 2, June 2026.
ABSTRACT Objective To assess whether the hemoglobin–albumin–lymphocyte–platelet (HALP) score distinguishes fetal growth restriction (FGR) from small for gestational age (SGA) and its association with composite adverse perinatal outcome (CAPO). Method This retrospective study included 444 singleton pregnancies (214 FGR; 230 SGA) at a tertiary center ...
Murat İbrahim Toplu   +6 more
wiley   +1 more source

Use of Multiplexed Phototonic Doppler Velocimetry (MPDV) in Measuring Plastic Deformation of Plates under Hypervelocity Condition [PDF]

open access: yes, 2014
Author Institution: University of Nevada, Las VegasSlides presented at the 2014 Photonic Doppler Velocimetry (PDV) Workshop Hosted by National Security Technologies, LLC, and the University of Nevada Las Vegas, June 24-26, 2014, Las Vegas ...
Shawoon, Roy
core  

Using Fine Sediment Monitoring to Quantify Sand Loading Over Time

open access: yesRiver Research and Applications, Volume 42, Issue 5, Page 1099-1111, June 2026.
ABSTRACT Riverine sand loading can lead to geomorphic change, impacting river processes like lateral migration and vertical aggradation or degradation. Yet many sediment monitoring programs track only fine sediment measurable as total suspended solids (TSS). Here, we assess the ability for TSS data to be used to determine sand loading.
Andrew P. Kasun, Karen B. Gran
wiley   +1 more source

Nightshade Velocimetry Needs [PDF]

open access: yes, 2018
Author Institution: Los Alamos National LaboratorySlides presented at the 2018 Photonic Doppler Velocimetry (PDV) Users Workshop, Drury Plaza Hotel, Santa Fe, New Mexico, May 16-18 ...
Harding, J. Patrick
core  

Evaluation of fetal middle cerebral artery Doppler indices in pregnancies with intrauterine growth restriction: A cross-sectional study

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2017
Background: Doppler velocimetry studies of placental and fetal circulation can provide important information regarding fetal well-being providing an opportunity to improve fetal outcome. Aims and Objective: The aim of this study to evaluate the role of
Padmaja Rajey Desai   +3 more
doaj   +1 more source

First Direct Observations of Internal Flow Structures in a Powder Snow Avalanche: Turbulence, Instability and Particle Distribution

open access: yesJournal of Geophysical Research: Earth Surface, Volume 131, Issue 6, June 2026.
Abstract Powder snow avalanches are highly dynamic, multiphase gravity‐driven flows typically composed of a dense basal layer overlain by airborne layers in which snow particles are suspended within a turbulent air phase. Despite extensive work on related systems such as pyroclastic density currents and turbidity currents, all gravity current studies ...
I. Calic, F. Coletti, B. Sovilla
wiley   +1 more source

Three-phase Velocimetry of Material Response [PDF]

open access: yes, 2008
Author Institution: Sandia National LaboratoriesSlides presented at the 3nd Annual Photonic Doppler Velocimetry (PDV) Conference and Workshop held at Sandia National Laboratories, Albuquerque, New Mexico, September 3-4 ...
Dolan, Daniel H., Jones, Scott C.
core  

Is Doppler ultrasound useful for evaluating gestational trophoblastic disease?

open access: yesClinics
Doppler ultrasound is a non-invasive method for evaluating vascularization and is widely used in clinical practice. Gestational trophoblastic neoplasia includes a group of highly vascularized malignancies derived from placental cells.
Lawrence H. Lin   +4 more
doaj   +1 more source

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