Clinical trials: Eye Manifestations
Visual Impairment, Refractive Error
Frequency of Visual Impairment Among School Children and Effectiveness of mHealth Referral Reminder on Uptake of Referral Services
This study tested whether mobile health (mHealth) tools can affect referral uptake among schoolchildren with vision problems.Visual impairment in children often goes untreated in low- and middle-income countries, even when…
- Trial name
- NCT06616051
- Testing
- Multicomponent SMS reminder
- Where
- Pakistan
- Volunteers
- 320 people, healthy volunteers welcome
- Sponsor
- Syed Fawad Mashhadi
Migraine, Glasses
Filter Lenses for the Prevention of Migraine Attacks
The purpose is to investigate whether the Blue Cut for Night filter is better at reducing migraine compared to the FL-41 filter or a filter blocking light below 500 nm. A control group will use clear lenses without filter.
- Conditions
- Migraine, Glasses, Headache, Visual Impairment
- Trial name
- COMFORT (NCT06161129)
- Testing
- Lenses
- Where
- Denmark
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Rune Skovgaard Rasmussen
Vision Screening, Amblyopia
Assuring Ophthalmologic Follow up
The goal of this study is to quantify the improvement in completed ophthalmology referrals and quantify the number of children identified and treated for amblyopia or pre amblyopic strabismus resulting from the implementation of…
- Trial name
- NCT04959422
- Testing
- Active scheduling
- Where
- United States
- Sponsor
- Dartmouth-Hitchcock Medical Center
Parkinson Disease, Multiple System Atrophy
Facilitating Diagnostics and Prognostics of Parkinsonian Syndromes Using Neuroimaging
The goals of this study are: 1) to identify biomarkers using neuroimaging that are associated with progression rate using statistical methods, and 2) to identify biomarkers that are associated with the differential diagnosis of…
- Conditions
- Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy
- Trial name
- NCT03872102
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Development, Child, Motor Skills Disorders
Motor and Visual Development in 2 Year Olds
It is a study where investigators are going to measure variables related to motor development and vision through objective tests in children with typical development of two years of age.
- Conditions
- Development, Child, Motor Skills Disorders, Visual Disorder
- Trial name
- NCT04277754
- Testing
- Observational
- Where
- Spain
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Seville
Chronic Venous Insufficiency, CVI
Respiratory Functions, Aerobic Capacity and Quality of Life in Chronic Venous Insufficiency
This study aims to retrospectively examine the dataset obtained from a previously conducted study titled 'Inspiratory muscle training in individuals with chronic venous insufficiency: randomized controlled trial'.
- Trial name
- NCT06785805
- Where
- Turkey (Türkiye)
- Volunteers
- 38 people
- Sponsor
- Izmir Democracy University
Amblyopia
Standard Amblyopia Therapy in Adult Amblyopes
Amblyopia is characterized by a reduction in visual acuity, contrast sensitivity, and binocular visual functions. The two main causes of amblyopia are anisometropia and strabismus which alter the synaptic connections between…
- Trial name
- NCT03341780
- Testing
- amblyopia therapy
- Volunteers
- 9 people
- Sponsor
- Southern California College of Optometry at Marshall B. Ketchum University
Amblyopia
Early Detection and Prevention of Amblyopia and Visual Impairment Through Systematic Pediatric Vision Screening
Amblyopia, characterized by reduced visual acuity, develops in childhood due to insufficient sensory stimulation of the affected eye.
- Trial name
- FALSSE (NCT07112560)
- Testing
- Standard screening procedure for amblyopia, New amblyopia screening method using a virtual reality headset.
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Low Vision
Problem Solving Training and Low Vision Rehabilitation
Vision loss can result in feelings of frustration, helplessness, anxiety, depression, and anger, which compromise a person's activities of everyday living.
- Trial name
- NCT00545220
- Testing
- problem-solving training
- Where
- United States
- Volunteers
- 430 people
- Sponsor
- University of Alabama at Birmingham
Down's Syndrome
Eyelash Line Resection for Entropion Associated With Down's Syndrome
Surgical outcome of entropion associated with Down's syndrome was evaluated. Grading scale of superficial punctate keratopathy and score of wearing glasses to correct refractive errors were measured.
- Trial name
- NCT01758718
- Testing
- Eyelash line resection
- Where
- Japan
- Volunteers
- 24 people
- Sponsor
- Kyorin University
Parkinson Disease Dementia, Parkinson Disease
Community Outreach for Palliative Engagement -- Parkinson Disease
The purpose of this study is to learn more about the effectiveness of palliative care training for community physicians and telemedicine support services for patients and carepartners with Parkinson's disease and Lewy Body…
- Conditions
- Parkinson Disease Dementia, Parkinson Disease, Parkinson's Disease and Parkinsonism, Lewy Body Parkinsonism
- Trial name
- COPE-PD (NCT05222386)
- Testing
- Parkinson Disease Standard Care, Online Community-Supported Palliative Care
- Where
- United States
- Volunteers
- 632 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Vitamin A Deficiency, Night Blindness
Knowledge of Students About Vitamin A and Assessment of Eye Manifestations in Quranic Schools (Khalwai) Khartoum State, Sudan 2022
This is an observational study that aims to study vitamin A deficiency status, knowledge, and nutritional assessment among Khalwa (Quran boarding school) individuals.
- Trial name
- NCT06989879
- Where
- Sudan
- Volunteers
- 332 people
- Sponsor
- University of Khartoum
Tinnitus
EMDR as a Treatment for Tinnitus
Tinnitus may be considered as a form of phantom auditory sensation and as such parallels may be drawn with other forms of phantom sensation, such as the sensation of pain in an amputated limb (phantom limb pain).
- Trial name
- EMDR (NCT03218046)
- Testing
- EMDR
- Where
- United Kingdom
- Volunteers
- 23 people
- Sponsor
- Julie Dawson
Cerebral Visual Impairment
joyVision: The Superiority of Co-design in the Development of a Serious Game for Children With Cerebral Visual Impairment
The goal of this clinical trial is to evaluate the superiority of the through codesign redesigned game joyVision over the iVision game for children with a cognitive age between 3 and 12 with CVI.
- Trial name
- NCT07893379
- Testing
- serious game
- Volunteers
- 34 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Dystonia, Focal Dystonia
Brain Changes in Blepharospasm
This study will examine the role of certain areas of the brain in blepharospasm, a type of dystonia (abnormality of movement and muscle tone) that causes unwanted or uncontrollable blinking or closing of the eyelids.
- Conditions
- Dystonia, Focal Dystonia, Cerebellar Disease
- Trial name
- NCT00487383
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Amblyopia
Electronic Recording of Compliance With Occlusion Therapy for Amblyopia
The purpose of this study was to determine whether compliance with occlusion therapy for amblyopia could be improved and, secondly, if risk factors for non-compliance could be identified.
- Trial name
- NCT00131729
- Testing
- Educational programme
- Where
- 2 sites in Germany, United Kingdom
- Volunteers
- 200 people
- Sponsor
- Erasmus Medical Center
Refractory Amblyopia
Evaluation of Echothiophate in Pediatric Patients With Refractory Amblyopia
The goal of this clinical trial is to see if a medicine called echothiophate iodide (Phospholine Iodide) can help treat children with refractory amblyopia.
- Trial name
- NCT07554131
- Testing
- Echothiophate Iodide 0.125% Ophthalmic Solution
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Oklahoma
Eye Abnormalities, Arrythmia
Relation Between Oculocardiac Reflex and Laryngospasm
The aim of this study is to evaluate whether there is a significant relation between various arrhythmias during the surgeon's stretching the eye muscles and laryngospasm and emergence agitation in strabismus surgeries
- Trial name
- NCT05339880
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people
- Sponsor
- TC Erciyes University
Choroidal Neovascularization, Retinal Pigment Epithelial Detachment
Study to Investigate the Safety and Efficacy of Ranibizumab in Patients With Choroidal Neovascularisation Due to Causes Other Than Age Related Macular Degeneration
The investigators hypothesize that it is safe and effective to treat patients with choroidal neovascularisation (abnormal blood vessels growing under the retina) secondary to causes other than age related macular degeneration…
- Trial name
- NCT01628354
- Testing
- Ranibizumab
- Where
- Australia
- Volunteers
- 49 people
- Sponsor
- University of Melbourne
Concussion, Mild, Photophobia
Use of Tinted Contact Lenses for Concussion-Related Light Sensitivity
The purpose of this study is to gather pilot data on the effectiveness of daily disposable tinted contact lenses in reducing photophobia (light sensitivity) following a concussion, with the goal of facilitating the return to work…
- Conditions
- Concussion, Mild, Photophobia, Contact Lens
- Trial name
- NCT07223086
- Testing
- Narrow band (tinted) contact lenses, broad band (clear) contact lenses
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- University of Alabama at Birmingham
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