Results 51 to 60 of about 23,147 (261)

New Views: Handheld Ultrasound at the Bedside [PDF]

open access: yesJournal of Graduate Medical Education, 2015
The events recounted here are true; the name Mrs. Michaels is fictional to protect the privacy of the patient. It didn't add up. She was in shock but denied any symptoms that might suggest the cause. No fever, no chest pain, no dyspnea, no belly pain … nothing. Three hours earlier, Mrs. Michaels had abruptly lost consciousness while seated at her
openaire   +2 more sources

Correlates of calcaneal quantitative ultrasound parameters in patients with diabetes: the study on the assessment of determinants of muscle and bone strength abnormalities in diabetes [PDF]

open access: yes, 2017
OBJECTIVE: Quantitative ultrasound (QUS) provides an estimate of bone mineral density (BMD) and also evaluates bone quality, which has been related to increased fracture risk in people with diabetes.
Alessi, Elena   +11 more
core   +2 more sources

Accuracy and performance of a new handheld ultrasound machine with wireless system

open access: yesScientific Reports, 2019
We verified the accuracy and performance of a new handheld ultrasound machine, in comparison to a high-end sonographic machine. We performed bilateral measurements of the following tendon districts (supraspinatus, flexor of the middle finger, patellar ...
Enrico Maria Zardi   +4 more
doaj   +1 more source

Diagnostic Performance of Prototype Handheld Ultrasound According to the Fifth Edition of BI-RADS for Breast Ultrasound Compared with Automated Breast Ultrasound among Females with Positive Lumps

open access: yesDiagnostics, 2023
(1) Objective: To evaluate the diagnostic performance of prototype handheld ultrasound compared to automated breast ultrasound, according to the fifth edition of BI-RADS categorization, among females with positive lumps.
Shahad A. Ibraheem   +4 more
doaj   +1 more source

Prospects for Theranostics in Neurosurgical Imaging: Empowering Confocal Laser Endomicroscopy Diagnostics via Deep Learning [PDF]

open access: yes, 2018
Confocal laser endomicroscopy (CLE) is an advanced optical fluorescence imaging technology that has the potential to increase intraoperative precision, extend resection, and tailor surgery for malignant invasive brain tumors because of its subcellular ...
Evgenii Belykh   +8 more
core   +2 more sources

In-vivo handheld optoacoustic tomography of the human thyroid

open access: yesPhotoacoustics, 2016
We interrogated the application and imaging features obtained by non-invasive and handheld optoacoustic imaging of the thyroid in-vivo. Optoacoustics can offer complementary contrast to ultrasound, by resolving optical absorption-based and offering ...
Alexander Dima, Vasilis Ntziachristos
doaj   +1 more source

Feasibility of using a handheld ultrasound device to detect and characterize shunt and deep vein thrombosis in patients with COVID-19: an observational study

open access: yesThe Ultrasound Journal, 2020
Background Coronavirus disease 2019 (COVID-19) causes an atypical acute respiratory distress syndrome associated with thromboembolism and high shunt fraction. Shunt may be intrapulmonary, or extrapulmonary.
Rajkumar Rajendram   +3 more
doaj   +1 more source

A modified sentinel node and occult lesion localization (SNOLL) technique in non-palpable breast cancer. A pilot study [PDF]

open access: yes, 2015
Background: The spread of mammographic screening programs has allowed an increasing amount of early breast cancer diagnosis. A modern approach to non-palpable breast lesions requires an accurate intraoperative localization, in order to achieve a ...
Anibaldi, Paolo   +8 more
core   +2 more sources

Acoustic-Field Beamforming-Based Generalized Coherence Factor for Handheld Ultrasound

open access: yesApplied Sciences, 2022
Handheld ultrasound devices have been widely used for diagnostic applications. The use of the acoustic-field beamforming (AFB) method has been proposed for handheld ultrasound to reduce electricity consumption and avoid battery and unwanted heat issues ...
Chang-Lin Hu   +8 more
doaj   +1 more source

Pulsed photoacoustic flow imaging with a handheld system [PDF]

open access: yes, 2016
Flow imaging is an important technique in a range of disease areas, but estimating low flow speeds, especially near the walls of blood vessels, remains challenging.
Berg, P.J. van den   +2 more
core   +3 more sources

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