Clinical trials: Eye Abnormalities
Retinitis Pigmentosa
Validation of Standardized Test Protocols to Assess the Impact of Visual Pathologies in Daily Life Activities
the incidence of the disease of retinal degenerations with loss of photoreceptors (related to old age or genetic) on patients' daily lives, is poorly characterize without standardized means of measurement (usually performed with…
- Trial name
- PROST (NCT04448860)
- Testing
- performance of behavioral locomotion tasks phase 1, performance of behavioral locomotion tasks phase 2
- Where
- France
- Volunteers
- 87 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Varices; Cord
Outcome of Sub-inguinal Varicocelectomy on Normal Semen in Patients Complaining of Orchilagia With Normal Semen
varicoclelectomy is done for subfertiltiy and varicocele induced orchialgia. The effect of varicocelectomy on semen analysis is controversial. Many articles report favorable outcomes and others do not.
- Trial name
- NCT03835143
- Testing
- subinguinal varicocelectomy
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Assiut University
Optic Neuropathy
Biomechanics of Optic Neuropathy
The participant is being asked to be a subject in this research study because the participant may have a disorder that can cause optic nerve damage and impairment of his/her visual function which is called optic neuropathies…
- Trial name
- NCT02982499
- Testing
- magnetic resonance image (MRI), Optical Coherence Tomography (OCT)
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Miami
Takayasu Arteritis, Behçet's Disease
Physical and Psychosocial Parameters in Takayasu Arteritis and Behçet's Disease: A Comparative Study With Healthy Controls
Systemic vasculitis refers to a group of rare diseases characterized by inflammation of blood vessel walls, which may cause ischemia and structural damage in various organs.
- Conditions
- Takayasu Arteritis, Behçet's Disease, Healthy Controls
- Trial name
- NCT07276087
- Testing
- No intervention (observational study)
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- ÖZLEM NUR TOK YAMAN
Amblyopia, Strabismus
Attention-based Binocular Training for Impaired Stereopsis (BRAVE)
This study evaluates a novel attention-based binocular visual search training paradigm designed to improve stereopsis (stereo vision) in individuals with impaired binocular vision.
- Conditions
- Amblyopia, Strabismus, Anisometropia, Binocular Vision Abnormalities
- Trial name
- BRAVE (NCT07803458)
- Testing
- Attention-Guided Dichoptic Visual Search Training, Zero-Disparity Dichoptic Visual Search Task
- Where
- 2 sites in Hong Kong
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Centre for Eye and Vision Research
Stargardt Disease 1, STGD1
A Phase 1, First-in-Human Study of CITY-RBP4 in Healthy Volunteers and STGD1 Participants
This is a first-in-human (FIH), multicenter, randomized, double-masked, placebo-controlled adaptive clinical study evaluating the safety, tolerability, pharmacokinetic (PK), and pharmacodynamic (PD) of CITY-RBP4, following…
- Conditions
- Stargardt Disease 1, STGD1, Healthy Volunteers
- Trial name
- NCT07836452
- Testing
- CITY-RBP4
- Where
- Australia
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- City Therapeutics
Thyroid Eye Disease, TED
Multi-modal Medical Images for Extraocular Muscle Fibrosis Assessment
The purpose of this study was to evaluate the elasticity of the extraocular muscles in different stages of thyroid eye disease and to examine the correlation of MRI parameters (native T1 value and ECV) and elasticity for the…
- Trial name
- NCT07056114
- Testing
- The patients with active or inactive TED
- Where
- China
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology
Accuracy of the Red Reflex Test in the Pediatric Population
This study is designed to investigate the sensitivity and specificity of the Red Reflex Test (RRT), with and without dilation, for early detection of ocular abnormalities in children and newborns.
- Conditions
- Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology, Optic Nerve Diseases, Retinal Disease
- Trial name
- NCT04125043
- Testing
- Direct ophthalmoscope
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Children's National Research Institute
Graves Ophthalmopathy, Graves Disease
Anti-insulin-like Growth Factor-1 Receptor (IGF-1R) Antibodies in Graves' Disease and Graves' Orbitopathy
The study is aimed at assessing IGF-1R-Abs in patients with Graves' disease, with or without GO, compared with healthy subjects and patients with autoimmune thyroiditis in a cross-sectional investigation.
- Conditions
- Graves Ophthalmopathy, Graves Disease, Autoimmune Thyroiditis
- Trial name
- IGF1RAbsGO (NCT03498417)
- Testing
- Serum antibodies against the IGF-1R
- Where
- Italy
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- University of Pisa
Normal Eyes, Eye Abnormalities
The Heidelberg Engineering BI US Evaluation Study
Evaluation of defined parameters measured in pathological and non-pathological eyes with the Heidelberg BI
- Trial name
- NCT03578302
- Testing
- BI Anterior Segment Mode, BI Anterior Segment and IOL Biometry Mode
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Heidelberg Engineering GmbH
Epiretinal Membrane, Dry Age Related Macular Degeneration
(CIRRUS-2023-1) CLINICAL CLIN Assessment of PathFinder 1.0 on the CIRRUS 6000 and the CIRRUS 5000
This study will measure how well PathFinder 1.0 detects retinal abnormalities on macular cube OCT B-scans by assessing its sensitivity and specificity.
- Conditions
- Epiretinal Membrane, Dry Age Related Macular Degeneration, Macular Abnormalities, Retina Disease
- Trial name
- NCT07680244
- Testing
- PathFinder 1.0 on CIRRUS HD-OCT
- Where
- 6 sites in United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Carl Zeiss Meditec-Dublin CoCe
Behçet Disease
Thrombophilia and Thrombosis in Behçet's Disease
Behçet's disease (BD) is a systemic vasculitis of unknown cause, affecting mainly young adults. Vasculopathy has been reported in 16.8-51.5% of cases.
- Trial name
- NCT06451575
- Testing
- Blood collection
- Where
- Turkey (Türkiye)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Sleep Quality, Behçet Disease
The Effect of Music on Sleep Quality in Behçet's Patients
The aim of this study was to evaluate effect of music on sleep quality in patients with Behçet's disease. The population of the study consists of behçet patients who applied to the Rheumatology outpatient clinic of Medical…
- Trial name
- NCT05715294
- Testing
- Music Application
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Gazi University
Healthy
Chronic Cardiovascular and Gut-bacteria Effects of Phenolic Rich Oats in Adults With Above Average Blood Pressure
In this proposed human trial, the investigators aim to establish whether 4 weeks of daily consumption of beta-glucan matched meals providing either a high dose or a moderate dose of oat avenanthramides and phenolic acids leads to…
- Trial name
- NCT02847312
- Testing
- High avenanthramide, phenolic acid, Low avenanthramide, medium phenolic acid, Control
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Reading
Retinitis Pigmentosa
Object Finder for a Retinal Prosthesis
The proposed project seeks to provide object recognition as a feature in a retinal implant system. Participants will be able to direct an object recognition application to find a desired object in the field of view of the…
- Trial name
- NCT04319809
- Testing
- Object recognition subsystem
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- Minnesota HealthSolutions
Zika, Neurodevelopmental Abnormality
International Cohort Study of Children Born to Women Infected With Zika Virus During Pregnancy
The International Cohort Study of Children Born to Women Infected with Zika Virus (ZIKV) During Pregnancy study is a prospective, observational, international cohort study of children previously enrolled in the ZIP study or other…
- Conditions
- Zika, Neurodevelopmental Abnormality, Hearing Loss, Growth Delay
- Trial name
- NCT04118738
- Where
- 5 sites in Brazil, Colombia and 2 more
- Volunteers
- 272 people, healthy volunteers welcome
- Sponsor
- Westat
Parkinson Disease, Multiple System Atrophy
Research of Biomarkers in Parkinson Disease
The main goal of the GENEPARK consortium is to employ innovative haemogenomic approaches to determine gene expression profiles specific for genetic and idiopathic Parkinson's disease (PD) patients.
- Conditions
- Parkinson Disease, Multiple System Atrophy, Progressive Supranuclear Palsy, Huntington Disease
- Trial name
- Genepark (NCT00465790)
- Where
- 5 sites in Croatia, France and 2 more
- Volunteers
- 219 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Choroideremia
The Short-term Effects of Simvastatin on the Vision of Males Affected by Choroideremia
Primary objective: To examine the short-term effects of of simvastatin on the vision on males with choroideremia, evaluated by full-field scotopic threshold testing.
- Trial name
- NCT01654562
- Testing
- Simvastatin
- Where
- Canada
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Retinopathy of Prematurity, Retinal Detachment
Efficient Study of ACULAR in Inhibiting Proliferative Retinopathy in Prematurity
The purpose of this study is to test whether ACULAR, a nonsteroidal anti-inflammatory eye drop medication, can prevent the development of retinopathy of prematurity (ROP) and/ or decrease its severity.In this study ACULAR will be…
- Conditions
- Retinopathy of Prematurity, Retinal Detachment, Blindness
- Trial name
- ROP (NCT00634972)
- Testing
- ACULAR, REFRESH TEARS
- Where
- United States
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- University of South Alabama
CADASIL, Cavernous Angioma
Biological Collection of the Rare Diseases of the Brain and Eye Vessels Cohort - 2
CERVCO is the French National Reference Centre for Rare Cerebrovascular and Retinal Diseases, accredited by the Ministry of Health since 2005.
- Conditions
- CADASIL, Cavernous Angioma, Cerebral Autosomal Dominant Arteriopathy With Subcortical Infarcts and Leukoencephalopathy, Small Vessel Disease
- Trial name
- B-MRVC2 (NCT07650110)
- Testing
- Biocollection, Neurological evaluation and Biocollection
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris