Results 31 to 40 of about 727,806 (321)

Tumor-penetrating nanoplatform with ultrasound “unlocking” for cascade synergistic therapy and visual feedback under hypoxia

open access: yesJournal of Nanobiotechnology, 2023
Background Combined therapy based on the effects of cascade reactions of nanoplatforms to combat specific solid tumor microenvironments is considered a cancer treatment strategy with transformative clinical value. Unfortunately, an insufficient O2 supply
Zhuoyan Xie   +10 more
doaj   +1 more source

Contrast enhanced ultrasound diagnosis of complex cystic renal mass: Interobserver variability based on different Bosniak classification systems

open access: yesWFUMB Ultrasound Open, 2023
The diagnostic value of Bosniak classification based on contrast enhanced ultrasound (CEUS) on complex cystic renal mass (CRM) was compared among different observers.
Pei Sun   +8 more
doaj   +1 more source

MOSAIC: An integrated ultrasonic 2-D array system [PDF]

open access: yes, 2007
An investigation into the development of an ultrasound imaging system capable of customization for multiple applications via the tessellation of in-system programmable scalable modules, or tiles, is presented here.
Cochran, S.   +4 more
core   +1 more source

Phase-transition Perfluorocarbon Nanoparticles for Ultrasound Molecular Imaging and Therapy

open access: yesNano Biomedicine and Engineering, 2015
Recently, the advances in perfluorocarbon nanoparticles have been introduced to expand the diagnostic and therapeutic capability of ultrasound molecular imaging, a non-invasive diagnostic imaging, which passed from robust anatomical presentation to ...
Jinshun Xu   +13 more
doaj   +1 more source

Passive element enriched photoacoustic computed tomography (PER PACT) for simultaneous imaging of acoustic propagation properties and light absorption\ud [PDF]

open access: yes, 2011
We present a ‘hybrid’ imaging approach which can image both light absorption properties and acoustic transmission properties of an object in a two-dimensional slice using a computed tomography (CT) photoacoustic imager.
Hespen, J.C.G. van   +8 more
core   +10 more sources

Critical Care Ultrasonography and Its Application for COVID-19 [PDF]

open access: yes, 2020
Ultrasound has developed as an invaluable tool in diagnosis and proper management in the intensive care unit (ICU). Application of critical care ultrasonography is quite distinct from the routine comprehensive diagnostic ultrasound exam, because the ...
Chong, MD, Weelic   +4 more
core   +1 more source

Intramural duodenal hematoma: clinical course and imaging findings [PDF]

open access: yes, 2019
Background: Intramural duodenal hematoma is a rare condition. Different imaging modalities are at hand for diagnosis. Purpose: To identify patients with intramural duodenal hematoma and report imaging findings and clinical courses. Material and Methods:
Bassir, Christian   +4 more
core   +1 more source

False-negative upper extremity ultrasound in the initial evaluation of patients with suspected subclavian vein thrombosis due to thoracic outlet syndrome (Paget-Schroetter syndrome) [PDF]

open access: yes, 2020
OBJECTIVE: To assess the utilization and consequences of upper extremity Duplex ultrasound in the initial diagnostic evaluation of patients with suspected subclavian vein (SCV) thrombosis and venous thoracic outlet syndrome (VTOS).
Abuirqeba, Ahmmad A   +4 more
core   +1 more source

Breast-Lesion Characterization using Textural Features of Quantitative Ultrasound Parametric Maps [PDF]

open access: yes, 2017
© 2017 The Author(s). This study evaluated, for the first time, the efficacy of quantitative ultrasound (QUS) spectral parametric maps in conjunction with texture-analysis techniques to differentiate non-invasively benign versus malignant breast lesions.
A Ahmed   +55 more
core   +2 more sources

A novel risk stratification model for STEMI after primary PCI: global longitudinal strain and deep neural network assisted myocardial contrast echocardiography quantitative analysis

open access: yesFrontiers in Cardiovascular Medicine, 2023
BackgroundIn ST-segment elevation myocardial infarction (STEMI) with the restoration of TIMI 3 flow by percutaneous coronary intervention (PCI), visually defined microvascular obstruction (MVO) was shown to be the predictor of poor prognosis, but not an ...
Mingqi Li   +13 more
doaj   +1 more source

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