Clinical trials: Eye Manifestations
Stroke, Dizziness
Impact of a Magnetic Resonance Imaging (MRI) Scanner Exclusively Dedicated to Emergency in the Clinical Management of Patients Presenting With Diplopia or Dizziness
IRM-DU is a prospective observational single center study conducted in an emergency department to evaluate the impact of a MRI scanner exclusively dedicated to emergency in the clinical management of patients presenting with…
- Conditions
- Stroke, Dizziness, Diplopia, MRI
- Trial name
- IRM-DU (NCT03660852)
- Where
- France
- Volunteers
- 119 people
- Sponsor
- University Hospital, Strasbourg, France
Alcohol Use Disorder
Alcohol Use Disorder and Cannabidiol
This is a double-blind, placebo-controlled, parallel group study designed to assess the efficacy of full spectrum CBD and broad spectrum CBD, compared to a placebo control (PC), to reduce drinking in participants with alcohol use…
- Trial name
- NCT05613608
- Testing
- Cannabidiol
- Where
- United States
- Volunteers
- 180 people
- Sponsor
- University of Colorado, Denver
Achromatopsia
Gene Therapy for Achromatopsia (CNGA3)
A clinical trial of adeno-associated virus vector (AAV) CNGA3 retinal gene therapy for patients with achromatopsia
- Trial name
- CNGA3 (NCT03758404)
- Testing
- adeno-associated virus vector AAV- CNGA3
- Where
- 2 sites in United States, United Kingdom
- Volunteers
- 11 people
- Sponsor
- MeiraGTx UK II Ltd
Refraction Error, Myopia
The MORE Study: Manifest vs. Online Refraction Evaluation
The assessment of the refractive state of the eye is a fundamental and important part of ophthalmic and optometric clinical practice.
- Conditions
- Refraction Error, Myopia, Astigmatism
- Trial name
- MORE (NCT03313921)
- Testing
- Online Manifest Refraction
- Where
- Netherlands
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- UMC Utrecht
Neurologic Disorders, Nervous System Diseases
Neurologic Stem Cell Treatment Study
This is a human clinical study involving the isolation of autologous bone marrow derived stem cells (BMSC) and transfer to the vascular system and inferior 1/3 of the nasal passages in order to determine if such a treatment will…
- Conditions
- Neurologic Disorders, Nervous System Diseases, Neurodegenerative Diseases, Neurological Disorders
- Trial name
- NEST (NCT02795052)
- Testing
- Intravenous and Intranasal BMSC
- Where
- 3 sites in United States, United Arab Emirates
- Volunteers
- 500 people
- Sponsor
- MD Stem Cells
Horner Syndrome
Exploration of Pupil Dilation in Horner's Patients Taking Flomax
This study is evaluating the pupil dilation of Horner's Patients who have ever taken an alpha blocker such as Tamsulosin. Patients will undergo eye dilation as would occur at a yearly eye examination, but their pupil dilation…
- Trial name
- NCT03615508
- Testing
- 10% phenylephrine
- Where
- 2 sites in United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Denver Health and Hospital Authority
Enucleated; Eye, Evisceration; Operation Wound
Retrobulbar Block Versus Ketamine Infusion for Post-enucleation Analgesia
This study compares the efficacy and safety of two techniques, retrobulbar block versus intra-operative ketamine infusion, for control of post-operative pain occurring in patients undergoing ocular enucleation or evisceration…
- Conditions
- Enucleated; Eye, Evisceration; Operation Wound, Pain, Postoperative
- Trial name
- NCT03507426
- Testing
- Retrobulbar block, Ketamine
- Where
- Egypt
- Volunteers
- 45 people
- Sponsor
- Nazmy Edward Seif
Age Related Macular Degeneration, Retinitis Pigmentosa
Visual Activity Evoked by Infrared in Humans After Dark Adaptation
This pilot study will evaluate the visual response to infrared (IR) in humans after dark adaptation. The investigators plan to determine which wavelength and intensity the human eye is most sensitive to in healthy and color-blind…
- Conditions
- Age Related Macular Degeneration, Retinitis Pigmentosa, Congenital Stationary Night Blindness, Colorblindness
- Trial name
- NCT02909985
- Testing
- Tungsten halogen light with narrow bandpass filters
- Where
- United States
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- University of New Mexico
Endothelial Cell Loss, Corneal, Cataract
Quantification of Factors Influencing Endothelial Damage During Phacoemulsification
The aim of this study is to determine the principal factors that influence endothelial cell loss three month post cataract surgery. Methods: Multi center observational Cohort study, inclusion period from 12/01/2022 to 10/06/2022.
- Conditions
- Endothelial Cell Loss, Corneal, Cataract, Phacoemulsification
- Trial name
- PREDICSPILOT (NCT05529485)
- Testing
- Cataract surgery by phacoemulsification
- Where
- France
- Volunteers
- 121 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Vertigo
Validation of a Simultaneous Ocular/Cervical VEMP With Mastoid Vibration by B250
A Validation study in which the standard separate cVEMP and oVEMP will be compared with a new protocol in which the cVEMP and oVEMP can be recorded simultaneously in response to a mastoid vibration by bone transducer B250
- Trial name
- BCVEMP By B250 (NCT05889676)
- Testing
- VEMP by bone conduction
- Where
- Sweden
- Volunteers
- 120 people
- Sponsor
- Region Stockholm
Hemianopia, Brain Tumor
Visual Rehabilitation in Children With Homonymous Hemianopia: a Pilot Study on Virtual-reality Stimulation
There are currently no visual rehabilitation strategies for children presenting visual field defects consecutive to a brain tumor or its treatment.
- Conditions
- Hemianopia, Brain Tumor, Children, Only
- Trial name
- HH-IVR (NCT05065268)
- Testing
- Immersive Virtual-Reality Stimulation
- Where
- 2 sites in Canada
- Volunteers
- 10 people
- Sponsor
- The Hospital for Sick Children
Branch Retinal Vein Occlusion
Efficacy and Safety of Ranibizumab With or Without Laser in Comparison to Laser in Branch Retinal Vein Occlusion
This study will generate comparative data for 0.5-mg ranibizumab using PRN dosing administered with or without adjunctive laser treatment versus laser photocoagulation (the current standard of care) up to Month 6 in patients with…
- Trial name
- BRIGHTER (NCT01599650)
- Testing
- Ranibizumab, Laser
- Where
- 82 sites in Australia, Canada and 15 more
- Volunteers
- 455 people
- Sponsor
- Novartis Pharmaceuticals
Multiple Sclerosis, Optic Neuritis, Demyelinating Disease
Visual (Path)Ways in Multiple Sclerosis - Part II
Multiple sclerosis (MS) is an inflammatory demyelinating and degenerative disease of the central nervous system. The mechanisms of neuro-axonal loss remain incompletely elucidated.
- Trial name
- VWIMS - II (NCT06776224)
- Testing
- Measurement of retinal vascular density and visual cognition
- Where
- France
- Volunteers
- 64 people
- Sponsor
- University Hospital, Lille
Hemianopia, Hemianopsia
Rehabilitating Visual Deficits Caused by Stroke
This research aims to understand the efficacy of a visual training task to improve visual loss after stroke, also known as hemianopia.
- Conditions
- Hemianopia, Hemianopsia, Quadrantanopia, Stroke Induced Vision Loss
- Trial name
- NCT04878861
- Testing
- Training in the blind field
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- University of Oxford
Dental Anxiety, Pain
Effectiveness of Hand/Eyes/Mouth Behavior Management Technique During Local Anesthesia in Preschool Children
This will be a randomized, controlled, parallel-group clinical trial. The aim of this studio will be to evaluate the effectiveness of "Hands/Eyes/mouth" behavior management technique versus a conventional technique (covering the…
- Conditions
- Dental Anxiety, Pain, Infant Behavior, Heart Rate and Rhythm Disorders
- Trial name
- NCT02591797
- Testing
- inferior alveolar and lingual nerve block procedure
- Where
- Spain
- Volunteers
- 52 people
- Sponsor
- Cardenal Herrera University
Intellectual Disability
Development and Validation of the Observatory Battery of Common Eye Disorders for Adults With Intellectual Disability
Background: Around 15% of the global population has some form of disability. Rights to obtain proper health care is an emphasis in the United Nationals Convention on the Right of People with Disability.
- Trial name
- NCT06737627
- Testing
- no intervention
- Where
- 2 sites in Taiwan
- Volunteers
- 1,400 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Intracranial Pressure Increase, Seizures
Study on Optic Nerve Sheath Diameter Measurements in Prolonged Pediatric Seizures
A total of 88 postictal children with generalized or focal seizures were included in the study. The ONSD and ONSD/ETD ratio was measured independently by a pediatric neurologist and pediatric emergency expert, three times in both…
- Conditions
- Intracranial Pressure Increase, Seizures, Children, Only
- Trial name
- ONSD (NCT06451289)
- Testing
- Head computered tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Balikesir University
Coordination Impairment
Physical Activity on Eye Hand Coordination Post Strabismus Surgery
The aim of this study is to determine the effect of physical activity on eye hand coordination in patient with amblyopia after strabismus surgery.
- Trial name
- NCT06759792
- Testing
- eye hand coordination exercises
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Amany Refaat Mohamed Abdel Wahid
Myopia, Amblyopia
Myopia Control With Three Lever Irradiance of PBM Therapy in Children and Adults
Photobiomodulation therapy, that is, Low-level red-light technology provides a new and innovative myopia control approach. This strategy enables relatively high energies of light to be delivered at much shorter durations of…
- Conditions
- Myopia, Amblyopia, Refractive Error - Myopia Axial, Ametropia
- Trial name
- MCPT (NCT05957458)
- Testing
- Airdoc device of red light for Myopia
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Beijing Airdoc Technology Co., Ltd.
Mitochondrial Myopathies, Mitochondrial DNA Mutation
Genomic Profiling of Mitochondrial Disease - Imaging Analysis for Precise Mitochondrial Medicine
This study is an observational longitudinal study involving the use of MRIs and video recordings taken at home of patients completing basic tasks.
- Conditions
- Mitochondrial Myopathies, Mitochondrial DNA Mutation, Mitochondrial Diseases, Chronic Progressive External Ophthalmoplegia With Myopathy
- Trial name
- NCT05012358
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Mayo Clinic
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