Clinical trials: Eye Manifestations
Visual Impairment
Cell Phone Application for Vision Assessment
The purpose of this study is to evaluate how visual acuity assessed with Peek Acuity (a cell phone application to check visual acuity) among preschool and school-aged children 3 to less than18 years of age (1) compares to the…
- Trial name
- NCT03212222
- Testing
- Peek Acuity, Standard Visual Screening
- Where
- United States
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- Duke University
Idiopathic Intracranial Hypertension
Idiopathic Intracranial Hypertension Treatment Trial
Idiopathic intracranial hypertension (IIH), also called pseudotumor cerebri, is a disorder of elevated intracranial pressure of unknown cause [Corbett, et al., 1982; Wall, et al., 1991].
- Trial name
- IIHTT (NCT01003639)
- Testing
- Acetazolamide, Formal weight loss counselling program
- Where
- 41 sites in United States, Canada
- Volunteers
- 165 people, healthy volunteers welcome
- Sponsor
- St. Luke's-Roosevelt Hospital Center
Neuronal Ceroid Lipofuscinosis Type 2
A Registrational Study of TTX-381 to Treat Vision Loss in CLN2 Disease
This is a registrational, first-in-human, open-label, dose escalation and expansion study evaluating the safety, tolerability and effectiveness of TTX-381, administered by injection under the retina, for the treatment of eye…
- Trial name
- NCT05791864
- Testing
- TTX-381
- Where
- 2 sites in Germany, United Kingdom
- Volunteers
- 26 people
- Sponsor
- Tern Therapeutics, LLC
Vision Disorders
Optical Coherence Tomography Measurements in Eyes With Band Atrophy
The study is designed to evaluate the ability of optical coherence tomography and VCC scanning laser polarimetry to measure and identify the pattern of band atrophy of the optic nerve in patients with long standing chiasmal…
- Trial name
- NCT00395122
- Testing
- Retinal nerve fiber layer and macular thickness measurements
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Premature Retinopathy, Visual Impairment
Evaluation of Visual - Motor Development in Children With Retinopathy of Prematurity
The aim of this study was to investigate the eye structure, visual impairment, visual motor development and motor coordination of children between 2-6 ages that had applied to diod laser photocoagulation and intravitreal anti …
- Conditions
- Premature Retinopathy, Visual Impairment, Motor Delay
- Trial name
- NCT03865134
- Testing
- Snellen Test, Autorefractometer, Titmus Stereo Fly Test
- Where
- Turkey (Türkiye)
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Istanbul Medipol University Hospital
Vestibular Disorder, Vestibular Ataxia
Vestibular Implants Tested in Human Subjects
The goal of this study is to improve the vestibular implant's ability to reduce the vestibular-dependent perceptual, postural, and visual symptoms that affect patients with severe peripheral vestibular damage.
- Conditions
- Vestibular Disorder, Vestibular Ataxia, Vestibular Loss, Bilateral
- Trial name
- NCT04905472
- Testing
- Vestibular prosthesis/implant, Vestibular Implant Stimulation
- Where
- 3 sites in United States, Switzerland
- Sponsor
- Massachusetts Eye and Ear Infirmary
Wolfram Syndrome
Efficacy Study of Daily Administration of VPA in Patients Affected by Wolfram Syndrome
Open label, phase II study non randomized single group assignment of 20 evaluable patients 13 years and older, over 37,5 kg body-weight, with sensorineural hearing loss of at least 20 dB at 8 kHz in high frequency average (HFA)…
- Trial name
- AUDIOWOLF (NCT04940572)
- Testing
- Depakine
- Where
- 2 sites in France, Spain
- Volunteers
- 23 people
- Sponsor
- Centre d'Etude des Cellules Souches
Progressive Supranuclear Palsy
A Pilot Clinical Trial of Pyruvate, Creatine, and Niacinamide in Progressive Supranuclear Palsy.
This study intends to study the safety and tolerance of the combination of pyruvate, creatine, and niacinamide over 6 months in patients with PSP.
- Trial name
- NCT00605930
- Testing
- Pyruvate, creatine, niacinamide
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Louisville
Presbyopia, Near Vision
Evaluation of the Efficacy and Safety of LNZ101 and LNZ100 for the Presbyopia
A Multi-Center, Randomized, Double-Masked, Placebo-Controlled Phase 3 Evaluation of the Efficacy and Safety of LNZ101 and LNZ100 for the Treatment of Presbyopia
- Conditions
- Presbyopia, Near Vision, Miosis, Eye Diseases
- Trial name
- NCT06045299
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution
- Where
- 19 sites in China
- Volunteers
- 300 people
- Sponsor
- Corxel Pharmaceuticals
Healthy
tFUS Induced Transient Scotoma for Individual Dosing
The purposes of this research study is to: 1. Develop a technique of transcranial Focused Ultrasound Stimulation (tFUS) where meaningful effects on the brain can be easily measured. 2.
- Trial name
- NCT06426498
- Testing
- Brainsonix Bx Pulsar machine tFUS
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Endothelial Dysfunction, Sublingual Capillary Glycocalyx and Density
Prematurity as Predictor of Children's Cardiovascular-renal Health
Extreme preterm birth interferes with the development of the cardiovascular system. Both macro- as well as microvasculature undergoes extensive, organ specific maturation.
- Conditions
- Endothelial Dysfunction, Sublingual Capillary Glycocalyx and Density, Visual Disturbances and Blindness, Ventricular Dysfunction, Left
- Trial name
- PREMATCH (NCT02147457)
- Where
- Belgium
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Visual Loss
Evaluation of a Scalable Educational Intervention for Adjustment and Coping to Vision Loss
The goal of this interventional study is to learn if an educational intervention improves awareness in people experiencing visual loss.
- Trial name
- NCT07715695
- Testing
- audiovisual educational intervention
- Where
- 2 sites in United States
- Volunteers
- 300 people
- Sponsor
- Brigham and Women's Hospital
Age Related Maculopathy, Retinal Degeneration
Measuring Reading Rehabilitation Outcomes
The purpose of this study is to measure the effectiveness of a newly-designed oculomotor training program for patients with age-related macular degeneration.
- Trial name
- NCT00125632
- Testing
- Eccentric Viewing Training for Reading
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- US Department of Veterans Affairs
Spinocerebellar Ataxia 27B (SCA27B)
A Randomized, Parallel-arm, Double Blind, Placebo-controlled Study to Assess the Efficacy of Fampridine for Patients With Spinocerebellar Ataxia SCA27B Caused by a GAA Expansion in the FGF14 Gene
Spinocerebellar ataxias 27B (SCA27B) is caused by an expansion of ≥ 250 GAA triplets in the FGF14 gene and accounts for 15% of cerebellar ataxias (around 500 patients in France).
- Trial name
- TREAT-FGF14 (NCT07185347)
- Testing
- Fampridine 10 mg prolonged-release tablet (per os)
- Where
- 9 sites in France
- Volunteers
- 70 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Mitochondrial Diseases, Kearns-Sayre Syndrome
Global Registry and Natural History Study for Mitochondrial Disorders
The main goal of the project is provision of a global registry for mitochondrial disorders to harmonize previous national registries, enable world-wide participation and facilitate natural history studies, definition of outcome…
- Conditions
- Mitochondrial Diseases, Kearns-Sayre Syndrome, MIDD, SANDO
- Trial name
- GENOMIT (NCT05554835)
- Where
- 34 sites in Austria, Germany and 1 more
- Volunteers
- 6,000 people
- Sponsor
- LMU Klinikum
Sjogren's Syndrome
Probiotics as a Prophylaxis to Prevent Clinical Manifestations of Oral Candidosis in Patients With Sjogren's Syndrome
Sjogren's syndrome is an autoimmune chronic disease. It has two forms Primary Sjogren's syndrome charactrized by dry eyes and dry mouth.
- Trial name
- NCT03840538
- Testing
- Probiotic Product - Cap
- Where
- Egypt
- Volunteers
- 32 people
- Sponsor
- Cairo University
Corneal Endothelial Cell Loss
Comparative Study of Specular Microscopes for Measurements of Cell Density, Coefficient of Variation and Hexagonality
The primary objective of this clinical study is to collect clinical data to support an FDA 510(k) submission for the Nidek CEM-530 Center point method and Corner point method.
- Trial name
- NCT02276638
- Testing
- Specular Microscope Nidek CEM-530, Specular Microscope Konan CELLCHEK XL
- Where
- United States
- Volunteers
- 79 people
- Sponsor
- Nidek Co. LTD.
Visual Impairment, Menstrual Problem
Menstrual Health Education for Visually Impaired Adolescent
This study was planned as a two-group randomized controlled interventional study to determine the effect of face-to-face and web-based menstrual health education given to visually impaired adolescent girls on menstrual attitude…
- Trial name
- NCT06490016
- Testing
- web based education, Face to face
- Where
- Turkey (Türkiye)
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Cukurova University
Stroke, Visual Field Defect
Visual Restoration Using Focused Ultrasound Stimulation and Immersive Virtual Reality After Stroke
This research will explore if brain stimulation combined with virtual reality therapy improves visual impairment. The stimulation technique is called low-intensity focused ultrasound stimulation (LIFUS).
- Conditions
- Stroke, Visual Field Defect, Visual Field Defect Following Cerebrovascular Accident, Hemianopia
- Trial name
- LIFU-IVR (NCT06875206)
- Testing
- Low-intensity focused ultrasound, Immersive virtual reality, Inactive Low-intensity focused ultrasound
- Where
- United States
- Volunteers
- 28 people
- Sponsor
- Duke University
Neuromyelitis Optica Spectrum Disorders, Pain
Efficacy of Electroacupuncture in NMOSD Patients With Pain: Study Protocol
Abstract Background Neuropathic pain is a common complication in neuromyelitis optica spectrum disorder (NMOSD), which seriously affects the quality of life of NMOSD patients, with no satisfactory treatment.
- Trial name
- NCT05871658
- Testing
- electroacupuncture
- Where
- China
- Volunteers
- 20 people
- Sponsor
- Yuanqi Zhao,MD
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