Results 31 to 40 of about 6,803,575 (286)

Natural Frequencies of Levodopa‐Induced Dyskinesia in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Abnormal involuntary movements, known as dyskinesias, are common complications of levodopa treatment in patients with Parkinson's disease and can significantly impair quality of life. The underlying pathophysiology remains unclear, and current therapeutic options are limited.
Ioannis U. Isaias   +3 more
wiley   +1 more source

Migraine in childhood and adolescence: clinical and laboratory aspects [PDF]

open access: yesEinstein (São Paulo), 2005
Objective: To evaluate children and adolescents suffering frommigraine according to their physical examination and laboratorydata and to verify the possible correlation between the clinicalalterations and the imaging exams.
Abram Topczewski   +1 more
doaj  

Imaging in neuro-ophthalmology: An overview

open access: yesOman Journal of Ophthalmology, 2009
Advances in neuroimaging and interventional techniques have revolutionized the early diagnosis, prognosis, and treatment of neuro-ophthalmic disorders.
Anupam Kumar Kakaria
doaj   +1 more source

Intrathoracic Goiter Visualized on iodine-123 and technetium-99m Single-Photon Emission Computed Tomography/Computed Tomography

open access: yesWorld Journal of Nuclear Medicine, 2021
Goiter with an intrathoracic component is relatively common; however, it is less common to see extent outside the anterior or posterior mediastinum. We present a case of intrathoracic goiter of significant size and abnormal placement which is examined ...
Mattias Kristensen   +2 more
doaj   +1 more source

The Lupus Damage Index Revision Program: Results From the Item Generation and Reduction Phases

open access: yesArthritis Care &Research, EarlyView.
Objective A data‐driven and expert/patient consensus‐based project to develop a revised Systemic Lupus International Collaborating Clinics (SLICC)/American College of Rheumatology (ACR) Damage Index (SDI) is under way supported by SLICC, ACR, and the Lupus Foundation of America. Our objective is to report the item generation and reduction phase results
Burak Kundakci   +25 more
wiley   +1 more source

Uniform Amorphization of Crystalline Silicon Surfaces Enabled by Deep Ultraviolet Femtosecond Laser Pulses

open access: yesAdvanced Engineering Materials, EarlyView.
Deep‐UV (258 nm) femtosecond pulses enable uniform amorphous silicon writing on Si(100)/(111) with a six‐fold larger fluence amorphization window than NIR methods. Optimized fluence and overlap yield 20–45 nm uniform and continuous amorphous layers. Microscopy shows sharp interfaces, and real‐time reflectivity reveals nanosecond melt–resolidification ...
Wissal Benali   +5 more
wiley   +1 more source

FastNano Liquid: An Automated Platform for Small‐Angle X‐ray Scattering‐Based Materials Discovery

open access: yesAdvanced Engineering Materials, EarlyView.
We present FastNano Liquid, an automated small‐ and wide‐angle X‐ray scattering platform for the combined synthesis and characterization of (nano)materials. The platform is coupled to varied reactor workflows for both in situ studies of reaction kinetics and ex situ screening of synthesis conditions to support machine learning‐guided exploration ...
Pierre‐Baptiste Flandrin   +16 more
wiley   +1 more source

Attenuation correction of myocardial perfusion scintigraphy images without transmission scanning [PDF]

open access: yes, 2015
Attenuation correction is essential for reliable interpretation of emission tomography; however the use of transmission measurements to generate attenuation maps is limited by availability of equipment and potential mismatches between the transmission ...
Cade, SC
core  

Efficient single photon source based on μ-fibre-coupled tunable microcavity [PDF]

open access: yes, 2015
This work was supported by the National Research Foundation of Korea (NRF) grant funded by the Korea government (MSIP) (20070093863, 2014M3C1A3052537).Efficient and fast on-demand single photon sources have been sought after as critical components of ...
Lee, Chang-Min   +12 more
core   +1 more source

Imaging of the thyroid: Recent advances

open access: yesIndian Journal of Endocrinology and Metabolism, 2012
Although thyroid scintigraphy and ultrasound continues to be the mainstay of the diagnostic imaging of the thyroid gland, there have been several recent advances that are of interest to both radiologists and endocrinologists.
Vikas Chaudhary, Shahina Bano
doaj   +1 more source

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