Results 31 to 40 of about 20,849 (221)

Subclinical Optic Nerve Involvement in Radiologically Isolated Syndrome: Multimodal Detection and Diagnostic Impact

Annals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives We aimed to determine the frequency of subclinical optic nerve (ON) lesions using MRI, optical coherence tomography (OCT), and visual evoked potentials (VEP) in radiologically isolated syndrome (RIS), and to assess their diagnostic and prognostic significance.
Christine Lebrun‐Frenay, Cassandre Landes‐Château, Lydiane Mondot, Mikael Cohen, Margherita Popolo, Jérôme de Seze, Bertrand Bourre, Françoise Durand‐Dubief, Olivier Casez, Orhun H. Kantarci, Aksel Siva, Stephanie Baillif, Darin T. Okuda, Letizia Leocani   +13 more
wiley   +1 more source

Retinal Nerve Fiber layer (RNFL) Thickness Measurement with Optical Coherence Tomography (OCT) in Normal Children

Advanced Medical Journal
Background and Objectives: To assess retinal nerve fiber layer thickness in normal children using spectral-domain optical coherence tomography. Methods: This cross-sectional study of 120 healthy participants collected data over six months (September ...
Raz Ahmed Mustafa, Tara Mahmood Hasan, Khor Sirwan Omer   +2 more
doaj   +1 more source

Optical coherence tomography characteristics of the optic nerve in Ecuadorian glaucoma patients [PDF]

Revista Brasileira de Oftalmologia
Objective: To characterize structural optic nerve changes in Ecuadorian glaucoma patients using optical coherence tomography data from 2015 to 2022. Methods: This retrospective study analyzed anonymized optical coherence tomography data from 301 eyes of
Paula Gabriela Abad Polo, Diego Andrés Córdova Reyes, Eduardo Rojas Álvarez, Giuseppe Miotto Montesinos, Francisco Antonio Fierro González   +4 more
doaj   +2 more sources

Engineering Concentration‐Dependent Intravitreal Mobility via Cyclic Arginine‐Enriched Nanocarrier Surface Modification: In Vivo Proof‐of‐Concept in a Porcine Large Animal Model

Advanced Healthcare Materials, EarlyView.
In this study, Hammer et al. highlight cyclic‐arginine surface engineering as a highly biocompatible, controllable, and concentration‐dependent regulator of intravitreal nanoparticle mobility in vivo in a translational large animal model. The cyclic arginine surface‐modification supports the development of next‐generation biomaterials for long‐acting ...
Maximilian Hammer, Bryan Calder Ackermann, Anna Stoß, Niklas Junker, Ludwig Geisweid, Sabrina Wohlfart, Jonathan Herth, Simon William Pohl, Manuel Ben Böhmann, André Schulz, Victor Aristide Augustin, Gerd Uwe Auffarth, Philipp Uhl   +12 more
wiley   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

Advanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong, You Zhou, Qingxiu Li, Wenyu Zhao, Sunyingyue Geng, Hangfei Li, Yan‐Bing Leng, Shirui Zhu, Guanglong Ding, Yongbiao Zhai, Ziyu Lv, Ye Zhou, Su‐Ting Han   +12 more
wiley   +1 more source

Optical coherence tomography findings in chronic progressive external ophthalmoplegia

Chinese Medical Journal, 2019
. Background:. Chronic progressive external ophthalmoplegia (CPEO) is a mitochondrial encephalomyopathy caused by multiple mtDNA abnormalities. There is little information about the changes of ocular fundus with CPEO.
Yuan Wu, Lei Kang, Hai-Long Wu, Yue Hou, Zhao-Xia Wang, Yuan-Yuan Ji   +5 more
doaj   +1 more source

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

Advanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj, Roshni Satheesh Babu, Yuxin Xia, Eva Bestelink, Radu Sporea, Nikos Hastas, Ioannis Zeimpekis, Dimitra G. Georgiadou, Sayani Majumdar   +8 more
wiley   +1 more source

Retinal Nerve Fiber Layer Thickness in Opioid Abusers

Psychiatry and Clinical Psychopharmacology, 2021
Background: Opioids are addictive substances that have been shown to have neurotoxic effects on the brain. These neurotoxic effects may be associated with retinal nerve fiber layer (RNFL) thickness.
M. Emrah Karadere, Tayfun Sahin, Ebru Cobanoglu, Veysi Yildiz   +3 more
doaj   +1 more source

3D‐Printed Corneal Substitutes: Materials, Fabrication, and Preclinical Progress

Advanced Materials Technologies, EarlyView.
Successful clinical translation of 3D‐printed corneal substitutes relies on the interplay between the bioink properties, cellular component, and the fabrication process. These factors influence the critical properties of the construct, including optical transparency, mechanical stability, suture retention, that ultimately govern long‐term stromal ...
Shadi Moshayedi, Ashley Vazquez, Alexander J. Choi, Dimitrios Karamichos, Jayoung Kim   +4 more
wiley   +1 more source

Retinal nerve fiber layer thickness is unaffected in migraine patients

Acta Neurologica Scandinavica, 2005
To search for possible structural effects of migraine on the retina.The study group included 39 consecutive migraine patients, 15 with visual aura and 24 without aura, and 25 healthy subjects as the control group. Scanning laser polarimetry was used to measure and compare retinal nerve fiber layer (RNFL) thickness between migraine and control groups ...
Tan, Funda Uysal, Akarsu, Cengiz, Güllü, Reyhan   +2 more
openaire   +3 more sources