Results 21 to 30 of about 106,213 (203)

Update on Color Flow Imaging in Obstetrics

open access: yesLife, 2022
Color flow imaging (CFI), being non-invasive, is commonly used in obstetrics to study the fetal and placental circulations. The conventional CFI modes include color Doppler flow imaging (CDFI) and power Doppler imaging (PDI).
Kwok-yin Leung, Yung-Liang Wan
doaj   +1 more source

Assessing the performance of ultrafast vector flow imaging in the neonatal heart via multiphysics modeling and In vitro experiments [PDF]

open access: yes, 2016
Ultrafast vector flow imaging would benefit newborn patients with congenital heart disorders, but still requires thorough validation before translation to clinical practice. This paper investigates 2-D speckle tracking (ST) of intraventricular blood flow
Fadnes, Solveig   +6 more
core   +2 more sources

Systematic review and meta-analysis of the diagnostic accuracy of ultrasonography for deep vein thrombosis [PDF]

open access: yes, 2005
Background Ultrasound (US) has largely replaced contrast venography as the definitive diagnostic test for deep vein thrombosis (DVT). We aimed to derive a definitive estimate of the diagnostic accuracy of US for clinically suspected DVT and identify ...
A Cogo   +133 more
core   +5 more sources

The TRENDS High-Contrast Imaging Survey. VII. Discovery of a Nearby Sirius-like White Dwarf System (HD 169889) [PDF]

open access: yes, 2018
Monitoring the long-term radial velocity (RV) and acceleration of nearby stars has proven an effective method for directly detecting binary and substellar companions.
Bowler, Brendan P.   +10 more
core   +3 more sources

Color Doppler Ultrasound Improves Machine Learning Diagnosis of Breast Cancer

open access: yesDiagnostics, 2020
Color Doppler is used in the clinic for visually assessing the vascularity of breast masses on ultrasound, to aid in determining the likelihood of malignancy.
Afaf F. Moustafa   +6 more
doaj   +1 more source

Hypovolemic shock and hemoperitoneum from spontaneous avulsion of a large pedunculated uterine leiomyoma [PDF]

open access: yes, 2017
Hemoperitoneum with hypovolemic shock from avulsion of a pedunculated leiomyoma is a rare but highly fatal condition that can occur spontaneously or as a result of trauma.
Adamo, Robert   +2 more
core   +2 more sources

The update of ultrasound techniques in diagnosis of inflammatory bowel disease

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2014
Objective: To evaluate the value of conventional abdominal ultrasound and color Doppler in the diagnosis of inflammatory bowel disease (IBD) and its complications.
Mohamed A. Nassef   +2 more
doaj   +1 more source

Usefulness of Doppler sonography in aesthetic medicine

open access: yesJournal of Ultrasonography, 2020
Introduction: In recent years, ultrasonography has been used in an increasing number of fields, such as dermatology, aesthetic medicine and cosmetology.
Jaguś Dominika   +4 more
doaj   +1 more source

Development and Evaluation of Doppler Ultrasound Training Phantom for Human Vessel Simulation

open access: yesApplied Sciences, 2023
The purpose of this study was to create a Doppler ultrasound training phantom aimed at aiding beginners in comprehending and effectively utilizing critical parameters during the learning process.
Nagyum Kim   +3 more
doaj   +1 more source

Laser Doppler holographic microscopy in transmission: application to fish embryo imaging [PDF]

open access: yes, 2014
We have extended Laser Doppler holographic microscopy to transmission geometry. The technique is validated with living fish embryos imaged by a modified upright bio-microcope.
Alexandre, Daniel   +2 more
core   +3 more sources

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