Results 71 to 80 of about 639,989 (212)

Histopathology of optic nerve pit-associated maculopathy

open access: yes, 2012
John B Christoforidis, William Terrell, Frederick H DavidorfCollege of Medicine, The Ohio State University, Columbus, OH, USAPurpose: To describe the histopathologic findings of an eye bank specimen containing an optic nerve pit with associated serous ...
Terrell W   +2 more
core  

Optic nerve glymphatic system: Physiological characterization, ischemia-induced changes, and neuroprotection in ischemic optic neuropathy

open access: yesNeurobiology of Disease
The glymphatic system facilitates cerebrospinal fluid (CSF) circulation and metabolic waste clearance in the central nervous system. Its alterations and neuroprotective potentials in cerebral disorders also have been confirmed.
Yuning Zhang   +11 more
doaj   +1 more source

Optic Nerve Avulsion and Retinal Detachment After Penetrating Ocular Trauma: Case Report

open access: yes, 2018
Optic nerve avulsion is a rare pathology with poor prognosis usually seen after blunt trauma. The optic nerve is separated from the sclera by indirect forces due to the relatively weak structure of the lamina cribrosa area.
Mehmet Fatih Kağan Değirmenci   +2 more
core   +1 more source

Postural changes in optic nerve and optic nerve sheath diameters in postural orthostatic tachycardia syndrome and spontaneous intracranial hypotension: A cohort study. [PDF]

open access: yes, 2019
BACKGROUND Postural orthostatic tachycardia syndrome is a disorder of the autonomic nervous system. Approximately 30% of patients experience orthostatic headaches.
Werner J Z'Graggen   +27 more
core   +2 more sources

Bilateral Optic Nerve Enhancement in Posterior Ischemic Optic Neuropathy Secondary to Hypovolemic Shock

open access: yes, 2021
Enhancement of the optic nerve is occasionally noted in patients with arteritic ischemic optic neuropathy (ION) and non-arteritic anterior ION. We report a rare case of bilateral optic nerve enhancement in hypotension-related posterior ION (PION)
Mehdi Tavakoli; Michael S. Vaphides   +1 more
core  

Optic nerve avulsion after blunt ocular trauma – Case report [PDF]

open access: yes, 2016
Introduction Avulsion of the optic nerve head is a rare and severe complication of ocular blunt trauma. The case reported is a 28-year old man presenting to the emergency department due to blunt trauma to his right eye globe with a tree branch.
Monika Jasielska   +5 more
core   +2 more sources

Magnetic resonance diffusion tensor imaging of optic nerve and optic radiation in healthy adults at 3T

open access: yesInternational Journal of Ophthalmology, 2013
AIM: To investigate the diffusion characteristics of water of optic nerve and optic radiation in healthy adults and its related factors by diffusion tensor imaging (DTI) at 3T.METHODS: A total of 107 healthy volunteers performed head conventional MRI and
Hong-Hong Sun   +4 more
doaj   +1 more source

Involvement of High Mobility Group Box 1 Protein in Optic Nerve Damage in Diabetes

open access: yesEye and Brain, 2022
Ghulam Mohammad,1 Renu A Kowluru1,2 1Department of Ophthalmology, Visual and Anatomical Sciences, Wayne State University, Detroit, MI, 48201, USA; 2Kresge Eye Institute, Wayne State University, Detroit, MI, 48201, USACorrespondence: Ghulam Mohammad, Tel +
Mohammad G, Kowluru RA
doaj  

Neuronal processing of translational optic flow in the visual system of the shore crab Carcinus maenas [PDF]

open access: yes, 2011
This paper describes a search for neurones sensitive to optic flow in the visual system of the shore crab Carcinus maenas using a procedure developed from that of Krapp and Hengstenberg.
Barnes, W.J.P.   +5 more
core   +1 more source

Optic Nerve Head Parameters, Retinal Nerve Fiber Layer and Executive Functions in Children with Attention Deficit Hyperactivity Disorder [PDF]

open access: yes
Aim: This study aimed to evaluate the relationship between executive functions and optic nerve head parameters (the disc area, the neuroretinal rim volume and cup-to-disc ratio) and peripapillary retinal nerve fiber layer (pRNFL) in medication-free ...
Ali ÇAKIR   +5 more
core   +1 more source

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