Results 91 to 100 of about 2,804,631 (382)

Alternative perimetric tests for patients with drug-resistant epilepsy.

open access: yesPLoS ONE
ObjectiveVisual field assessment is an important presurgical test for patients with drug-resistant epilepsy (DRE), particularly with posterior cortex epilepsy. However, the assessment using conventional perimeters like Humphrey Visual Field Analyzer (HFA)
Monika Thakur   +3 more
doaj   +1 more source

Testing visual fields

open access: yes, 2021
Testing visual fields using "two" fingers; one eye occluded with patient hand, testing one quadrant at a time https://ir.lib.uwo.ca/clinicalskills_neuroexam/1529/thumbnail ...
openaire   +3 more sources

Improving the Accuracy and Speed of Visual Field Testing in Glaucoma With Structural Information and Deep Learning [PDF]

open access: gold, 2023
Giovanni Montesano   +4 more
openalex   +1 more source

Evaluation of Central and Peripheral Visual Field Concordance in Glaucoma

open access: yesInvestigative Ophthalmology and Visual Science, 2016
Purpose The purpose of this study was to characterize the extent to which central visual field (VF) loss reflects peripheral VF loss in patients with varying degrees of glaucoma severity.
Jamie L. Odden   +5 more
semanticscholar   +1 more source

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

Comparison of visual field test results obtained through Humphrey matrix frequency doubling technology perimetry versus standard automated perimetry in healthy children

open access: yesIndian Journal of Ophthalmology, 2013
Aims : The aim of this study was to compare the visual field test results in healthy children obtained via the Humphrey matrix 24-2 threshold program and standard automated perimetry (SAP) using the Swedish interactive threshold algorithm (SITA)-Standard
Sibel Kocabeyoglu   +5 more
doaj   +1 more source

Resolved Spectroscopy of M Dwarf/L Dwarf Binaries. IV. Discovery of an M9 + L6 BInary Separated by Over 100 AU

open access: yes, 2010
We report the discovery of a faint L6 \pm 1 companion to the previously known M9 dwarf, 2MASS J01303563-4445411, based on our near-infrared imaging and spectroscopic observations with the 3m Infrared Telescope Facility SpeX imager/spectrometer.
Ackerman   +70 more
core   +1 more source

Functional near infrared spectroscopy (fNIRS) to assess cognitive function in infants in rural Africa [PDF]

open access: yes, 2011
Cortical mapping of cognitive function during infancy is poorly understood in low-income countries due to the lack of transportable neuroimaging methods. We have successfully piloted functional near infrared spectroscopy (fNIRS) as a neuroimaging tool in
A Blasi   +54 more
core   +1 more source

Transient but Significant Visual Field Defects after Robot-Assisted Laparoscopic Radical Prostatectomy in Deep Trendelenburg Position

open access: yesPLoS ONE, 2015
Background Robot-assisted laparoscopic radical prostatectomy (RALP) is a minimally invasive surgical procedure for prostate cancer. During RALP, the patient must be in a steep Trendelenburg (head-down) position, which leads to a significant increase in ...
Y. Taketani   +6 more
semanticscholar   +1 more source

Metformin promotes mitochondrial integrity through AMPK‐signaling in Leber's hereditary optic neuropathy

open access: yesFEBS Open Bio, EarlyView.
Metformin mediates mitochondrial quality control in Leber's hereditary optic neuropathy (LHON) fibroblasts carrying mtDNA mutations. At therapeutic levels, metformin activates AMPK signaling to restore mitochondrial dynamics by promoting fusion and restraining fission, while preserving mitochondrial mass, enhancing autophagy/mitophagy and biogenesis ...
Chatnapa Panusatid   +3 more
wiley   +1 more source

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