Results 81 to 90 of about 4,692,466 (299)

Meta-analysis of contrast-enhanced ultrasound and contrast-enhanced harmonic endoscopic ultrasound for the diagnosis of gallbladder malignancy

open access: yesBMC Medical Informatics and Decision Making, 2020
Background The diagnosis between benign and malignant gallbladder lesions is sometimes difficult. The objective of this study is to assess whether contrast-enhanced ultrasound (CEUS) and contrast-enhanced harmonic endoscopic ultrasound (CH-EUS) can be an
Xue Liang, Xiang Jing
doaj   +1 more source

Kinetics‐Controlled Architecture of Binder‐Free Organic Electrodes for Enhanced Ion Transport

open access: yesAdvanced Functional Materials, EarlyView.
Pulse reverse electrodeposition controls nucleation and growth to create hierarchically porous Py‐derived oligomeric electrodes with enhanced ionic accessibility and reduced transport resistance. The resulting binder‐free architectures translate these transport advantages into practical sodium‐storage functionality.
Satendra Kumar   +1 more
wiley   +1 more source

The value of contrast-enhanced ultrasound-guided biopsy in retroperitoneal puncture

open access: yes肿瘤影像学, 2019
Objective: To evaluate the value of contrast-enhanced ultrasound (CEUS)-guided retroperitoneal puncture biopsy. Methods: Collected 80 patients who were planned to receive CEUS-guided percutaneous biopsy for retroperitoneal tumor.
XIE Liujia   +4 more
doaj  

Color Doppler ultrasound and contrast-enhanced ultrasound findings of renal giant angiomyolipoma

open access: yes肿瘤影像学, 2021
Objective: To investigate the color Doppler ultrasound and contrast-enhanced ultrasound findings of renal giant angiomyolipoma (AML) for improving the diagnostic accuracy of renal giant AML, and providing reliable basis for clinical diagnosis and ...
YANG Yang   +5 more
doaj  

Microscale Patterning of Ultrahigh‐Viscosity Metallic‐Polymer Composites via Embedded Droplet Writing

open access: yesAdvanced Functional Materials, EarlyView.
A hybrid additive manufacturing platform integrates direct droplet writing of metallic composite with VAT photopolymerization to fabricate architected soft magnetic composites. This approach enables microscale patterning of high‐viscosity materials for programmable actuators, adaptive fluidic devices, and switchable adhesives, offering tunable ...
Yeowon Yoon   +4 more
wiley   +1 more source

Studies on carotid plaque vulnerability using contrast enhanced ultrasound [PDF]

open access: yes, 2015
Background and Aim: Contrast-enhanced ultrasound is a method to examine neovessels that may be present inside the atherosclerotic plaque of the carotid arteries. These neovessels are believed to be involved in the process leading to embolic stroke.
Hjelmgren, Ola
core   +1 more source

Value of contrast-enhanced ultrasound in diagnosis of bladder occupied lesions

open access: yes肿瘤影像学, 2018
Objective: To investigate the clinical application value of contrast-enhanced ultrasound (CEUS) in the diagnosis of bladder occupied lesions.
LIU Qiping   +5 more
doaj  

Contrast-enhanced ultrasound for assessing carotid atherosclerotic plaque lesions

open access: yes, 2012
Contrast-enhanced ultrasound that is used to assess atherosclerotic carotid plaques improves visualization of vessel wall irregularities and provides direct visualization of intraplaque neovascularization.
Staub, Daniel   +6 more
core   +1 more source

Deciphering the Photopolymerization‐Induced Nanostructures and Interface Formation for Submicrometer Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
This work reveals the UV‐curing‐induced monomer‐rich domain, oligomer‐rich domain, and entangled oligomer domain. The cured submicron films in stressed state induce interlayer nano‐wrinkle structures during the deposition of the second layer. Stress‐free cured films in relaxed state form non‐diffusive, diffusive and semi‐diffusive interlayer ...
Shouzheng Chen   +13 more
wiley   +1 more source

Application of Ultrasound in Primary Vesicoureteral Reflux: From Diagnosis to Follow Up

open access: yesChildren
Background and Objectives: Primary vesicoureteral reflux (VUR) is a common pediatric urological disorder that can lead to significant renal morbidity if undetected or improperly managed. Ultrasound (US) plays a pivotal role in its assessment, providing a
Marco Pensabene   +10 more
doaj   +1 more source

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