Results 71 to 80 of about 5,015,272 (299)

Color doppler ultrasonography and venography for the detection of deep venous thrombosis in patients who had a fracture of the hip

open access: yesActa Orthopaedica et Traumatologica Turcica, 2021
We performed a prospective trial in patients who had a fracture of the hip with high risk for the devolopment of deep venous thrombosis (OVT). There were thirty patients in the study who had femoral neck, intertrochanteric and subtrochanteric fractures ...
Faik Altıntas   +3 more
doaj  

Application of the Ovarian Reporting and Data System (O-RADS) for Evaluation of Adnexal Lesions with Ultrasound [PDF]

open access: yesAl-Azhar International Medical Journal
Background: Ovarian cancer is the second most common gynecologic malignancy and the leading cause of death among gynecologic cancers, yet nearly 80% of ovarian tumors are benign.
Esraa Ahmed, Alia Ibrahim, Doaa Ali
doaj   +1 more source

The Value Of B-mode, Color Doppler And Power Doppler Ultrasonography In The Evaluation Of Solid Breast Lesions

open access: yes, 2008
Aim: This study analyzed the B- mode, color and power Doppler signals in solid breast masses and assessed their value in differentiating malignant from benign lesions.Patient and Methods: Eighty-three biopsy-proven solid breast masses (25 malignant and ...
Nurdan Barça   +4 more
core  

Impact of Rapid Thermal Annealing on the Structural and Piezoelectric Properties of AlN Thin Films

open access: yesAdvanced Electronic Materials, EarlyView.
Aluminum nitride (AlN) is a biocompatible piezoelectric material suitable for energy harvesting in MEMS resonators. Through rapid thermal annealing, a threshold for CMOS‐compatible processes is established. AlN improved its crystallinity and enhanced the piezoelectric coefficient by ∼160%. Devices show an improvement in the electromechanical properties
Laura Mazón‐Maldonado   +7 more
wiley   +1 more source

Accuracy of MRI vs ultrasound in the diagnosis of placental adhesive disorder

open access: yesAl-Azhar Assiut Medical Journal, 2020
Background Placental adhesive disorder (PAD) is a fatal condition the rate of which has been rising progressively over the previous 50 years. PAD is the main reason for maternal morbidity and mortality and is now the most common cause of emergent ...
Hoda A Kareem Ahmed   +3 more
doaj   +1 more source

A Bioinspired Underwater Soft Robot for Active Intravesical Liquid Delivery and Mixing

open access: yesAdvanced Intelligent Systems, EarlyView.
A bioinspired underwater soft robot is reported that integrates an elastic strain energy‐driven soft robotic pump with a programmable flexible magnetic valve, enabling remotely controlled, programmable, and sustained liquid release and mixing. This functionality is enabled by the synergistic integration of elastic strain energy‐driven pumping and ...
Jacob Katona   +7 more
wiley   +1 more source

Added value of strain elastosonography in prediction of malignancy in solitary thyroid nodule

open access: yesThe Egyptian Journal of Radiology and Nuclear Medicine, 2017
Aim and objectives: To evaluate the diagnostic accuracy of elastosonographyin prediction of malignancy in solitary thyroid nodule. Methodology: 60 patients (37 females and 23 male) with solitary thyroid nodule were included, their age ranged from 21 to ...
Mohammed M. Dawoud, Rasha Mahmoud Dawoud
doaj   +1 more source

Severe ADEM‐Like Neuroinflammatory Disease and Cerebrovascular Fragility With Recurrent Pseudoaneurysms and Moyamoya in a Familial Germline CBL Mutation: Expanding the Clinical Phenotype

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Heterozygous germline variants in CBL disrupt its function as a negative regulator of the Ras/MAPK pathway, classically predisposing to Juvenile myelomonocytic leukemia (JMML) and moyamoya. We describe two affected siblings carrying a paternally inherited CBL variant (c.1210 T> C, p.
Michal Bar‐Hakim   +12 more
wiley   +1 more source

A great malignancy mimicker: Testicular epidermoid cysts with atypical sonographic and MRI appearance

open access: yesUrology Case Reports, 2020
Testicular epidermoid cyst (TEC) is an uncommon benign testicular lesion that can be successfully cured via lesion enucleation and at the same time preserving patient's fertility.
Yu-Hsiang Chang   +5 more
doaj   +1 more source

Self‐Assembled Telecom Color Centers in Silicon and Their Growth Environment

open access: yesAdvanced Physics Research, EarlyView.
Influence of the growth pressure during the formation of self‐assembled color centers in silicon grown by molecular beam epitaxy at ultra‐low temperatures on the color center's photoluminescence spectral signature. The growth pressure crucially determines color center selectivity, as evidenced by G‐centers, W‐centers, and T‐centers, matrix purity, and ...
Jacqueline Marböck   +9 more
wiley   +1 more source

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