Results 41 to 50 of about 180,482 (307)

The role of ultrasound in the differential diagnosis of liver tumors

open access: yesИнновационная медицина Кубани, 2020
Background. Liver lesions are increasingly found in a huge number of patients. Ultrasound (US) is the method of choice in liver lesion characterization. The limitations of traditional US techniques are well known.
A. N. Katrich, S. V. Polshikov
doaj   +1 more source

Contrast-enhanced and targeted ultrasound

open access: yesWorld Journal of Gastroenterology, 2011
Ultrasonic imaging is becoming the most popular medical imaging modality, owing to the low price per examination and its safety. However, blood is a poor scatterer of ultrasound waves at clinical diagnostic transmit frequencies. For perfusion imaging, markers have been designed to enhance the contrast in B-mode imaging.
Postema, Michiel, Gilja, Odd Helge
openaire   +2 more sources

Contrast-Enhanced Ultrasound for Myocardial Perfusion Imaging [PDF]

open access: yes, 2012
Ultrasound contrast agents are gas-filled microbubbles that enhance visualization of cardiac structures, function and blood flow during contrast-enhanced ultrasound (CEUS).
Bulte, Carolien S E   +20 more
core   +1 more source

Safety Profile of Musculoskeletal Contrast-Enhanced Ultrasound with Sulfur Hexafluoride Contrast Agent [PDF]

open access: yes, 2020
Christian Fischer,1,* Pierre Kunz,1,* Marten Strauch,1 Marc-André Weber,2 Julian Doll1 1Center for Orthopedics, Trauma Surgery and Spinal Cord Injury, Ultrasound Center, HTRG - Heidelberg Trauma Research Group, Heidelberg University Hospital ...
Fischer C   +4 more
core  

CEUS cardiac exam protocols International Contrast Ultrasound Society (ICUS) recommendations

open access: yesEcho Research and Practice, 2022
The present CEUS Cardiac Exam Protocols represent the first effort to promulgate a standard set of protocols for optimal administration of ultrasound enhancing agents (UEAs) in echocardiography, based on more than two decades of experience in the use of ...
Thomas R. Porter   +10 more
doaj   +1 more source

Case Report: The value of contrast-enhanced ultrasound and contrast-enhanced computed tomography in the diagnosis of hepatic angiosarcoma

open access: yesFrontiers in Oncology, 2023
BackgroundEnhanced imaging techniques have the overwhelming advantages of being noninvasive and sensitive enough to evaluate the microcirculation of lesions, thus making them accurate in the diagnosis of hepatic lesions.
Feiqian Wang   +6 more
doaj   +1 more source

Analysis of the contrast-enhanced ultrasound in microbubble-enhanced ultrasound and prothrombin treated prostates. [PDF]

open access: yes, 2016
Interface of the acoustic quantification software showing the contrast-enhanced ultrasound and the 2-D images. (A) A spherical region of interest was set, and a time-intensity curve was analyzed before treatment.
Lu Qiao (2861384)   +6 more
core   +1 more source

Contrast-enhanced carotid ultrasound: current status

open access: yesРоссийский кардиологический журнал, 2019
Unstable atherosclerotic plaques (ASP) are the cause of acute ischemia in the carotid and coronary systems. Numerous studies have shown a relationship between plaque instability, manifestations, echogenicity, histological findings and its ...
O. A. Pogorelova   +2 more
doaj   +1 more source

Bayesian Spectral Estimation Applied to Echo Signals from Nonlinear Ultrasound Scatterers [PDF]

open access: yes, 2010
The understanding and exploitation of acoustic echo signals from nonlinear ultrasound scatterers is an active research area that aims to improve the sensitivity and specificity of diagnostic imaging.
James R. Hopgood   +9 more
core   +1 more source

Dynamic contrast-enhanced ultrasound for quantification of tissue perfusion [PDF]

open access: yes, 2015
Dynamic contrast-enhanced ultrasound (US) imaging, a technique that uses microbubble contrast agents with diagnostic US, has recently been technically summarized and reviewed by a European Federation of Societies for Ultrasound in Medicine and Biology ...
Schreiber-Dietrich, Dagmar   +4 more
core   +1 more source

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