Clinical trials: Ophthalmic Imaging
Alzheimer Disease, Alzheimer Dementia
Multimodal Retinal Imaging in the Detection and Follow-up of Alzheimer's Disease
Because of a shared ontogenic origin, the retina displays similarities to the brain and spinal cord in terms of anatomy, functionality, response to insult, and immunology.
- Conditions
- Alzheimer Disease, Alzheimer Dementia, Mild Cognitive Impairment, Dementia
- Trial name
- RetAD (NCT03466177)
- Testing
- Non-invasive, multimodal retinal imaging
- Where
- Belgium
- Volunteers
- 320 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Neovascular Age-Related Macular Degeneration
Prospective OCT Study With Lucentis for Neovascular AMD (PrONTO Study)
The PrONTO Study was designed to evaluate the response of neovascular age-related macular degeneration (AMD) patients to intravitreal Lucentis using Optical Coherence Tomography (OCT) imaging.
- Trial name
- NCT00344227
- Testing
- Lucentis (Ranibizumab)
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Miami
Myopia, Maculopathy
Optical Coherence Tomography Imaging of the Posterior Segment in High Myopia.
The prevalence of myopia in East Asia and Singapore in particular is amongst the highest in the world, with estimates ranging from 30-70% of the general population. Up to 30% of these are high myopes.
- Conditions
- Myopia, Maculopathy, Glaucoma
- Trial name
- NCT00347451
- Where
- Singapore
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Retinal Dystrophies, Geographic Atrophy
Real-time Acoustic Biofeedback for Enhancing Fixation Stability: A Proof-of-concept Study to Improve Ophthalmic Imaging Diagnostic Quality
The goal of this Proof of Concept Feasibility Study is to improve the fixation stability in patients with fixation loss due to blindness or central vision loss using a patented acoustic real-time feedback device.
- Conditions
- Retinal Dystrophies, Geographic Atrophy, Blindness
- Trial name
- NCT07529041
- Testing
- A device providing acoustic real-time biofeedback
- Where
- Germany
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University Medical Center Goettingen
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
Alzheimer's Disease (AD)
Multimodal Ophthalmic Imaging and Plasma Biomarkers for the Early Detection of Alzheimer's Disease
With the accelerating global aging population, dementia has become a pressing worldwide issue. This project aims to identify specific plasma biomarkers and ocular indicators for the early detection of Alzheimer's disease (AD).
- Trial name
- MOIPAD (NCT06924359)
- Testing
- Multimodal Ophthalmic Imaging and plasma biomarker
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Peking University First Hospital
Colorectal Cancer
Efficacy of the Third Eye Retroscope Auxiliary Imaging System
The purpose of this study is to demonstrate efficacy of the Avantis Third Eye Retroscope auxiliary imaging system. The primary objective of this study is to assess the degree to which incorporating the Third Eye Retroscope…
- Trial name
- NCT00657371
- Testing
- Third Eye Retroscope Auxiliary Imaging System
- Where
- 7 sites in United States
- Volunteers
- 288 people
- Sponsor
- M.D. Anderson Cancer Center
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
Retinal Hemorrhage, Bilateral, Retinal Hemorrhage, Left Eye
Retinal Imaging Study of Children That Might be at Risk of Having Retinal Hemorrhages
This is a clinical trial in which we will learn about the retinal findings in three clinical groups of children, who might be at risk of having retinal hemorrhages (RH).
- Conditions
- Retinal Hemorrhage, Bilateral, Retinal Hemorrhage, Left Eye, Retinal Hemorrhage, Right Eye
- Trial name
- RISC (NCT05576285)
- Testing
- ophthalmoscopy and fundus photography through dilated pupills
- Where
- Sweden
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Region Stockholm
Diabetic Retinopathy
Diabetic Retinopathy and Subclinical Signs of Disease Transition
The prevalence of diabetes mellitus (DM) is increasing worldwide. Diabetic retinopathy is the most prevalent complication of DM and a leading cause of visual impairment.
- Trial name
- DIRECTION (NCT03635671)
- Testing
- Optical Coherence Tomography Angiography
- Where
- Canada
- Volunteers
- 5 people
- Sponsor
- University of British Columbia
Macular Holes, Epiretinal Membrane
Multimodal Imaging in Vitreo-retinal Surgery and Macular Dystrophies
The aim of the study is to identify morphological and functional biomarkers of post-operative recovery after vitreoretinal surgery, using decisional support systems (DSS), based on multimodal big-data analysis by means of machine…
- Conditions
- Macular Holes, Epiretinal Membrane, Retinal Detachment, Macular Dystrophies
- Trial name
- MICAI (NCT05747144)
- Testing
- Biometry, Retinography (Color) + Autofluorescence (AF), OCT B-scan and OCT angiography (OCTA)
- Where
- Italy
- Volunteers
- 100 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Age - Related Macular Degeneration (AMD)
Enhanced Vision and Imaging Tests for Enabling Treatment Trials in Early and Intermediate AMD
This monocentric prospective longitudinal observational study will validate fundus-tracked dark adaptometry as an endpoint for future treatment trials in early and intermediate age-related macular degeneration (AMD).
- Trial name
- EVITE-AMD (NCT07515521)
- Where
- Germany
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Maximilian Pfau
Diabetic Retinopathy, Age-Related Macular Degeneration
Function and Structure Imaging in Different Retinal Diseases: Retinal Leakage Analyzer Versus Optical Coherence Tomography
The main objective of this observational study is to characterize and correlate functional and structural changes at the retinal level using the Retinal Leakage Analyzer (RLA) and the Optical Coherence Tomograph (OCT).
- Conditions
- Diabetic Retinopathy, Age-Related Macular Degeneration, Macular Edema
- Trial name
- NCT00797524
- Where
- Portugal
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Association for Innovation and Biomedical Research on Light and Image
Diabetes, Retinal Disorders
Rapid, Non-invasive, Regional Functional Imaging of the Retina. (Diabetic Retinopathy Diagnosis Device)
The basic objective of this project is to test a modification of existing technology for monitoring the responses of the pupil to light as a method for detecting regional losses of function of the retina.
- Trial name
- NCT01546766
- Testing
- Pupillometry testing.
- Where
- 2 sites in United States
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Corneal Abrasions, Corneal Infiltrates
High-resolution Imaging of Corneal Lesions With Optical Coherence Tomography (OCT) - A Pilot Study
Corneal lesions such as corneal abrasions and corneal infiltrates are common in clinical practice. The current study seeks to investigate whether high-resolution OCT is suitable for imaging of these corneal lesions.
- Trial name
- NCT01753583
- Testing
- Optical Coherence Tomography (OCT), Slit lamp biomicroscopy
- Where
- Austria
- Volunteers
- 4 people
- Sponsor
- Medical University of Vienna
Glaucoma
Magnetic Resonance Imaging of Cerebral Connectivity and Volume in Neurodegeneration and Glaucoma
The EVOLUTION is a 10-year extension of the ENVOL study. It seeks to compare the evolution of structural and functional connectivity (Hub Disruption Index) and cerebral volume on 3T MRI of the brain in glaucoma patients and…
- Trial name
- EVOLUTION (NCT07802769)
- Testing
- MRI
- Where
- France
- Volunteers
- 100 people
- Sponsor
- University Hospital, Bordeaux
Non-exudative Age-related Macular Degeneration
Non-exudative Age-related Macular Degeneration
Age-related macular degeneration (AMD) is the most prevalent cause of vision loss in developed countries and is often discussed in terms of the "dry" and the "wet" forms.
- Trial name
- NEAMD (NCT01712841)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Oregon Health and Science University
Retinopathy, Diabetic
Diabetic Retinopathy Classification: ETDRS 7-fields vs Widefield Imaging (ClarusDR)
The goal of this observational study is to analyse and compare Diabetic Retinopathy severity level using 30º ETDRS 7-fields and Wide-field Imaging techniques using Clarus 500 (Carl Zeiss Meditech Inc., Dublin, USA) and Optos…
- Trial name
- ClarusDR (NCT05746975)
- Where
- Portugal
- Volunteers
- 81 people
- Sponsor
- Association for Innovation and Biomedical Research on Light and Image
Posterior Vitreous Detachment, Diabetic Retinopathy
Annular Array Ultrasound in Ophthalmology
The objective of this research is to improve the care of ocular disease and disorders, in particular the changes in the eye associated with diabetes, by providing clinicians with dramatically improved ultrasonic images of the…
- Trial name
- NCT01415037
- Testing
- annular array ultrasound exam
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Columbia University
Cataract
Comparison of In-the-bag Stability Between Single-piece and Three-piece Intraocular Lens
Rapid advances of cataract surgery techniques and intraocular lens (IOL) technology have enabled the transition of cataract surgery from blindness relief to refractive correction.
- Trial name
- NCT02609997
- Testing
- Phacomulsification lens removal cataract surgery with single-piece Intraocular lens(IOL) implantation, Phacomulsification lens removal cataract surgery with three-piece Intraocular lens(IOL) implantation, Subconjunctival dexamethasone
- Where
- China
- Volunteers
- 65 people
- Sponsor
- Sun Yat-sen University