Clinical trials: Vision; Disorder, Loss
Trisomy 13 Syndrome, Arthrogryposis Congenita Multiplex With Intestinal Atresia
Palliative Care Needs of Children With Rare Diseases and Their Families
The palliative care needs of family caregivers of children with rare diseases and their children are largely unmet, including the need for support to prepare for future medical decision making.
- Conditions
- Trisomy 13 Syndrome, Arthrogryposis Congenita Multiplex With Intestinal Atresia, Asparagine Synthetase Deficiency, CHARGE Syndrome
- Trial name
- FACE-Rare (NCT06938542)
- Testing
- Family Centered pediatric palliative care for family caregivers of children with rare diseases.
- Where
- United States
- Volunteers
- 480 people, healthy volunteers welcome
- Sponsor
- Children's National Research Institute
Obesity, Malignant Neoplasm
A Study to See if an iPhone Weight Management App Can Help Promote Weight Loss in Adolescents and Young Adults After a Stem Cell Transplant
This early phase I trial studies how well a behavioral weight loss intervention consisting of a smartphone application and coaching works for the promotion of weight loss in adolescents and young adults after a stem cell…
- Trial name
- NCT04453072
- Testing
- Interview, Media Intervention, Questionnaire Administration
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Jonsson Comprehensive Cancer Center
Behavioral Dynamics, Visual Impairment
Behavioral Dynamics Between Infants With Visual Loss and Healthy Controls
An individual senses the world and reflects feedbacks via independent behaviors. Such precise collaboration of the sensory and behavioral systems is fundamental to survival and evolution.
- Trial name
- NCT03431207
- Testing
- Standardized video recording for behaviors
- Where
- China
- Volunteers
- 4,196 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Retinal Dystrophies, Color Vision Defects
Natural History Study of Inherited Retinal Diseases
This prospective, observational investigation seeks to delineate the interplay between chromatic vision deficits and both functional visual outcomes and anatomical retinal biomarkers in individuals affected by Inherited Retinal…
- Conditions
- Retinal Dystrophies, Color Vision Defects, Vision Disorders, Macular Degeneration
- Trial name
- MojiLVCDT (NCT07085533)
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Augelux Therapeutics
Usher Syndrome, Retinitis Pigmentosa
Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome
OBJECTIVES: I. Examine the concentration of docosahexanoic acid (DHA) and other n-3 fatty acids in plasma, erythrocyte, and adipose tissue in patients with various forms of retinitis pigmentosa and Usher syndrome. II.
- Trial name
- NCT00004345
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Center for Research Resources (NCRR)
Vision Loss
First-Sight Refractive Error Correction in the Developing World
The aim of this study is to test the efficacy of the First-Sight refractive kit designed to provide refractive correction of simple hyperopia, myopia and astigmatism with autorefraction.
- Trial name
- NCT01598818
- Where
- 2 sites in United States, Haiti
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Retinitis Pigmentosa, Cone Dystrophy
Phenotype Correlates Genotype of Inherited Retina Dystrophies, Retinitis Pigmentosa, Con>Rod Dystrophies.
Patients with retina dystrophies (retinitis pigmentosa, cone>rods dystrophies, Usher and syndromic) will be correlated with genotype and validate inheritance mode by segregation analysis.
- Conditions
- Retinitis Pigmentosa, Cone Dystrophy, Usher Syndromes, Retina; Dystrophy
- Trial name
- NCT03990727
- Testing
- Retina Analysis-mosaic, Autofluorescence, OCT- 1 micra
- Where
- Mexico
- Volunteers
- 17,000 people, healthy volunteers welcome
- Sponsor
- MejoraVisionMD
Type 1 Diabetes, Diabetes Insipidus
Tracking Neurodegeneration in Early Wolfram Syndrome
The goal of this study is to determine the pattern of early neurodegenerative changes in WFS (Wolfram Syndrome). The investigator will perform cross-sectional and longitudinal assessments of youth with WFS, targeting sensitive…
- Conditions
- Type 1 Diabetes, Diabetes Insipidus, Diabetes Mellitus, Wolfram Syndrome
- Trial name
- TRACK (NCT02455414)
- Where
- United States
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Retinal Degeneration, Retinitis Pigmentosa
Molecular Genetics of Retinal Degenerations
This multinational study will investigate the inheritance of genetic retinal degeneration in families of different nationalities and ethnic backgrounds in order to identify the genes that, when altered, cause retinal…
- Trial name
- NCT00231010
- Where
- 6 sites in United States, China and 2 more
- Volunteers
- 3,549 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Healthy, Vision; Disorder, Loss
Associations Between Vision and Brain Function
Case-control studies and meta-analysis have reported that several ocular features, especially the thickness of the peripapillary retinal nerve fiber layer and visual acuity, are related to the brain degeneration and cognitive…
- Trial name
- NCT04226729
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Corneal Endothelial Cell Loss, Secondary Intraocular Lens
Anterior Chamber Versus Scleral Fixated Intraocular Lens: Long-term Vision and Safety Outcomes
This is a prospective comparative non-randomized cohort study to understand the long-term vision outcomes, safety, and stability of anterior chamber intraocular lenses (AC IOLs) vs. scleral-fixated intraocular lenses (SF IOLs).
- Trial name
- NCT04072978
- Testing
- Intraocular lens implantation
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Sunnybrook Health Sciences Centre
Mitochondrial Disorders, Mitochondrial Genetic Disorders
North American Mitochondrial Disease Consortium Patient Registry and Biorepository (NAMDC)
The North American Mitochondrial Disease Consortium (NAMDC) maintains a patient contact registry and tissue biorepository for patients with mitochondrial disorders.
- Conditions
- Mitochondrial Disorders, Mitochondrial Genetic Disorders, Mitochondrial Diseases, Disorder of Mitochondrial Respiratory Chain Complexes
- Trial name
- NAMDC (NCT01694940)
- Where
- 17 sites in United States, Canada
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Columbia University
Blindness
Sensory Substitution and Brain Plasticity Following Vision Loss
The goal of this clinical investigation is to learn how the brain responds when visual information is converted into patterns of sound or touch in blind and sighted participants.
- Trial name
- SenSubMRI (NCT07450677)
- Testing
- Electrotactile display (BrainPort), Vision-to-sound converter (AI Sight)
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Stanford University
Rare Fetal Genetic Diseases, Congenital Malformation
Characterization and Contribution of Genome-wide DNA Methylation (DNA Methylation Episignatures) in Rare Diseases With Prenatal Onset
It is necessary to define reference DNA Methylation Episignatures from fetal DNA. The hypotheses are: It is possible to define reference DNA Methylation Episignatures from fetal DNA extracted from amniotic fluid or frozen tissues…
- Trial name
- FOETEPISIGN (NCT06475651)
- Testing
- Methylation analysis
- Where
- France
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Neurofibromatosis Type 1 (NF1), NF2-related Schwannomatosis
How Can the Experience of Hospital Outpatient Departments be Improved?
This project aims to improve outpatient departments by working with patients and staff to make these spaces more inclusive for people with sensory challenges (it focuses on people with nerve tumour conditions as they are more…
- Trial name
- NCT07818213
- Testing
- Qualitative data collection activities
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- King's College London
Eye Diseases, Severe Loss of Vision
Holistic Mixed Approaches to Capture the Real Life of Children With Rare Eye Diseases
Rare Eye Diseases (RED) are the leading cause of severe visual impairment/ blindness (SVI/B) in children in Europe. This sensory disability with its accompanying psychological distress hugely impacts their lives and their…
- Conditions
- Eye Diseases, Severe Loss of Vision, Blindness, Quality of Life
- Trial name
- SeeMyLife (NCT06070467)
- Testing
- Mixed Methods Research (MMR) using quantitative (QUAN) and qualitative (QUAL) tools
- Where
- France
- Volunteers
- 154 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Vision Impairment, Hearing Impairment
Health Intervention for Adolescents With Intellectual Disability
People with intellectual disability die five to twenty years earlier than the general population. They also experience high levels of unrecognised disease and receive inadequate levels of health promotion or screening.
- Conditions
- Vision Impairment, Hearing Impairment, Obesity
- Trial name
- Ask (NCT00519311)
- Testing
- Health Intervention Package
- Where
- Australia
- Volunteers
- 732 people, healthy volunteers welcome
- Sponsor
- The University of Queensland
Eye Diseases Hereditary, Retinal Disease
Inherited Retinal Degenerative Disease Registry
The My Retina Tracker® Registry is sponsored by the Foundation Fighting Blindness and is for people affected by one of the rare inherited retinal degenerative diseases studied by the Foundation.
- Conditions
- Eye Diseases Hereditary, Retinal Disease, Achromatopsia, Bardet-Biedl Syndrome
- Trial name
- MRTR (NCT02435940)
- Where
- United States
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- Foundation Fighting Blindness
Age-related Macular Degeneration
Visual Remapping to Aid Reading With Field Loss
Reading performance in patients with Central Vision Loss and age matched controls with artificial scotomas will be measured with and without different kinds of remapping of missing text to different parts of the visual field.
- Trial name
- NCT03848663
- Testing
- Traditional Remapping, Personalized Remapping
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Vision Loss Partial, Hemianopia
Effect of Visual Retraining on Visual Loss Following Visual Cortical Damage
This project is intended to collect data using standard clinical tests and psychophysics to quantify the effect of visual cortical damage on the structure of the residual visual system, visual perception, spatial awareness, and…
- Conditions
- Vision Loss Partial, Hemianopia, Hemianopia Homonymous, Quadrantanopia
- Trial name
- NCT05098236
- Testing
- Training in the Blind Field, Training in the Sighted Field
- Where
- United States
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- University of Rochester