Results 21 to 30 of about 3,839 (161)

Early disability in ambulatory patients with multiple sclerosis: optical coherence tomography versus visual evoked potentials, a comparative study

open access: yesThe Egyptian Journal of Neurology, Psychiatry and Neurosurgery, 2020
Background Multiple sclerosis (MS) is a common cause of neurological disabilities in adults and commonly affects the visual pathway. The objective of this study is to assess and compare the sensitivity of visual evoked potentials (VEP) and optical ...
Mohamed N. Thabit   +3 more
doaj   +1 more source

Role of visual evoked potential as a window to detect functional changes that occur without signs of diabetic retinopathy in fundoscopy: Case series involving symptomatic overt diabetic pregnant women

open access: yesNational Journal of Physiology, Pharmacy and Pharmacology, 2023
Diabetic retinopathy (DR) is a microvascular complication associated with diabetes mellitus. Pregnancy is a major risk factor for DR in diabetic women. Recent evidenced suggests that in course of DR functional changes including damage of pre-ganglionic ...
Akriti Kapila Sharma   +6 more
doaj   +1 more source

Expanded disability status scale in Multiple Sclerosis: Relationship to visual evoked potential

open access: yesمجلة كلية الطب, 2022
Background: Multiple sclerosis (MS) prevalence in Iraq is 11.73/100,000 it causes disability in younger adults. Expanded Disability Status Scale (EDSS) can monitor MS disability while Visually Evoked Potentials (VEP) serves as a marker of myelination.
rand salih, Hanan L. Al-Omary
doaj   +1 more source

comparative study on visual evoked potential (VEP) wave P100 latency in hypothyroid and euthyroid individuals

open access: yesInternational journal of health sciences, 2022
Hypothyroidism is classified as congenital and acquired according to the time of onset. Consequences of thyroid gland dysfunction also depend on the life stage at which they occur.  Peripheral and central nervous system dysfunction are important clinical features of congenital as well as acquired hypothyroidism.
Namrata Dubey   +4 more
openaire   +1 more source

Pattern Visual Evoked Potential Changes in Diabetic Patients without Retinopathy

open access: yesJournal of Ophthalmology, 2017
Purpose. To assess the different check sizes of pattern visual evoked potential (PVEP) in diabetic patients without retinopathy according to HbA1c levels and diabetes duration. Methods.
Ozgur Balta   +5 more
doaj   +1 more source

Retinal Pathology and Synucleinopathy in the Visual Pathway of α-Synuclein Preformed Fibril Mouse Model of Parkinson's Disease. [PDF]

open access: yesBrain Behav
Schematic summary of visual electrophysiology and retinal and brain pathology. The diagram integrates PVEP abnormalities, retinal pathology, and brain pathology in PFF‐injected mice. Based on behavioral outcomes, the three groups were categorized as control, prodromal PD, and PD, corresponding to the PBS, 3‐month PFF (3 MPI), and 6‐month PFF (6 MPI ...
Zhang Q   +7 more
europepmc   +2 more sources

Influence of visual angle on pattern reversal visual evoked potentials

open access: yesOman Journal of Ophthalmology, 2014
Purpose: The aim of this study was to find whether the visual evoked potential (VEP) latencies and amplitude are altered with different visual angles in healthy adult volunteers or not and to determine the visual angle which is the optimum and most ...
Ruchi Kothari   +4 more
doaj   +1 more source

Pattern-Reversal Visual Evoked Potentials Tests in Persons with Type 2 Diabetes Mellitus with and without Diabetic Retinopathy

open access: yesNeurology Research International, 2020
Background. Currently, diabetic retinopathy (DR) has a wide recognition as a neurovascular rather than a microvascular diabetic complication with an increasing need for enhanced detection approaches.
Raghda S. Al-Najjar   +3 more
doaj   +1 more source

Observation of Intraoperative Visual Evoked Potential Monitoring during Prostrate Spinal Surgery

open access: yesGlobal Spine Journal, 2015
Introduction In order to provide the theoretical basis and practical guidance of eye protection during the prone spinal surgery under the general anesthesia, visual evoked potential (VEP) was monitored before and after surgery.
Zhiming Cui, Guofeng Bao
doaj   +1 more source

Visual pathways involvement in clinically isolated syndrome in children [PDF]

open access: yesInternational Journal of Ophthalmology, 2015
AIM: To investigate extent and nature of visual pathways involvement in children with clinically isolated syndrome (CIS). METHODS: Forty-seven patients (age 11-17y) with CIS, which later proved to be multiple sclerosis (MS) onset, and 30 controls ...
Vladislav Voitenkov   +2 more
doaj   +1 more source

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