Clinical trials: Optic Atrophy
Primary Parkinsonism, Secondary Vascular Parkinson Disease
Application of Machine Learning Method in Validation of Screening Cognitive Test for Parkinsonisms
Based on a prospectively collected data analysis, a new tool, namely CoMDA (Cognition in Movement Disorders Assessment) is developed by merging each item of Mini-Mental State Examination (MMSE), Montreal Cognitive Assessment…
- Conditions
- Primary Parkinsonism, Secondary Vascular Parkinson Disease, Multiple System Atrophy, Supranuclear Palsy, Progressive
- Trial name
- CoMDA-ML-P (NCT04858893)
- Testing
- CoMDA associated with Neural Net 91 classificator
- Where
- Italy
- Volunteers
- 562 people, healthy volunteers welcome
- Sponsor
- Ospedale Generale Di Zona Moriggia-Pelascini
Age-Related Macular Degeneration, Geographic Atrophy
Evaluation of the Precision of the Microperimetry Function of the Spectral OCT/SLO
To conduct a precision study to assess the microperimetry function of the Spectral OCT/SLO. The study will assess variability across measurements taken by three different operator-device configuration across clinical sites…
- Conditions
- Age-Related Macular Degeneration, Geographic Atrophy, Diabetic Retinopathy, Macular Edema
- Trial name
- NCT01692938
- Where
- 3 sites in United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Optos, PLC
Stroke, Ischemic, Stroke Hemorrhagic
Exploring Accessible Beauty for Individuals With Upper Extremity Deficits
The purpose of this study is to investigate the accessibility of beauty products for individuals with upper extremity disabilities.
- Conditions
- Stroke, Ischemic, Stroke Hemorrhagic, Stroke (CVA) or TIA, Stroke, Acute
- Trial name
- NCT05945784
- Testing
- Use of Rare Beauty makeup products
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Casa Colina Hospital and Centers for Healthcare
α-synucleinopathy, Parkinson's Disease (PD)
[18F] - FD17 PET Imaging of α-synuclein: A Clinical Study in α-synucleinopathy Patients
The main objective of this study is to establish a standardized method for [18F] - FD17 PET imaging in α-synucleinopathy patients, and to analyze its physiological distribution in healthy individuals as well as its pathological…
- Conditions
- α-synucleinopathy, Parkinson's Disease (PD), Multiple System Atrophy, Rapid Eye Movement Sleep Behavior Disorder
- Trial name
- NCT06738862
- Testing
- PET
- Where
- China
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Ruijin Hospital
Geographic Atrophy, Healthy
The GA in HSI Study
This study used a retrospective dataset collected by Optina under different study protocols. The target study population will include adults over the age of 50 years, with and without the presence of AMD.
- Trial name
- NCT06860568
- Testing
- Retrospective Study
- Where
- Canada
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Optina Diagnostics Inc.
Glaucoma
Retinal Nerve Fiber Layer Thickness Measurement on Parapapillary Atrophy With the Cirrus High-Definition (HD) Optical Coherence Tomography (OCT)
Retinal nerve fiber layer (RNFL) thickness measurement on the parapapillary atrophy is incorrect. Because a new spectral domain OCT, the Cirrus HD OCT, uses a movable circle to analyze the RNFL thickness, we may suggest a new…
- Trial name
- NCT00742196
- Where
- South Korea
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Age-Related Macular Degeneration
Genetic Study of Age-Related Macular Degeneration
This study will examine skin and blood cells for genetic changes related to the development of age-related macular degeneration, an eye disease that can significantly impair the ability to read, drive, and carry out daily…
- Trial name
- NCT00357578
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Age Related Macular Degeneration, Geographic Atrophy
Project AMD: Comprehensive Characterisation of Age-Related Macular Degeneration and Its Progression
Age-related macular degeneration (AMD) is the leading cause of irreversible vision loss worldwide, and nearly two million Australians have some signs of AMD.
- Conditions
- Age Related Macular Degeneration, Geographic Atrophy, AMD, Age-related Macular Degeneration
- Trial name
- Project AMD (NCT04739319)
- Testing
- N/A Observational study
- Where
- Australia
- Volunteers
- 2,500 people, healthy volunteers welcome
- Sponsor
- Center for Eye Research Australia
Parkinson's Disease, Alzheimer's Disease
Biomarkers in Neural Disorders
This study seeks to establish the sensitivity and specificity of what appears to be a unique brainstem biomarker of Parkinson's Disease (PD) - an electrically induced olygosynaptic nasotrigeminal reflex response - in…
- Conditions
- Parkinson's Disease, Alzheimer's Disease, Progressive Supranuclear Palsy, Essential Tremor
- Trial name
- NCT02761707
- Testing
- Electrical Brainstem Responses, Olfactory Tests, Visual Deprivation
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Retinitis Pigmentosa, Macula Off
Transcorneal Electrical Stimulation Therapy for Retinal Disease
Transcorneal stimulation may enable neurons to survive degeneration processes via enhanced secretion of neurotrophic substances and direct stimulation of neurons.
- Conditions
- Retinitis Pigmentosa, Macula Off, Primary Open Angle Glaucoma, Hereditary Macular Degeneration
- Trial name
- NCT00804102
- Testing
- Transcorneal Electrical Stimulation, DTL-electrode attached without energy
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Okuvision GmbH
Band Atrophy, Chiasmal Compression
High-Resolution Optical Coherence Tomography for Detection of Retinal Nerve Fiber Layer Loss in Band Atrophy of the Optic Nerve
The purpose of this study is to compare the abilities of high-speed,high-resolution (HR) optical coherence tomography (OCT) and Stratus OCT for detection of retinal nerve fiber layer (RNFL) loss in eyes with band atrophy (BA) of…
- Conditions
- Band Atrophy, Chiasmal Compression, Neural Loss
- Trial name
- NCT00607100
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Healthy Subjects, Leber Hereditary Optic Neuropathy
Metabolomics Analysis According to the Retinal Nerve Fiber Layer in Patients With NOHL Mutations (MétabOCT)
Leber hereditary optic neuropathy (LHON), due to mitochondrial DNA (mtDNA) mutations, is responsible for profound visual impairment. However, there is evidence that optic nerve damage begins before vision declines.
- Trial name
- MétabOCT (NCT06682819)
- Testing
- Optical coherent tomography
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Hôpital Necker-Enfants Malades
Duchenne Muscular Dystrophy
Magnetic Resonance and Optical Imaging of Dystrophic and Damaged Muscle
The purpose of this research study is to determine the potential of Optical Imaging techniques to detect muscle damage in boys with Duchenne Muscular Dystrophy and unaffected exercised muscle.
- Trial name
- NCT02168114
- Testing
- Exercising, Optical and Magnetic Resonance Imaging and Spectroscopy
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- University of Florida
Macular Degeneration, Geographic Atrophy
A Prospective Observational Study to Assess the Reliability and Validity of the MLSDT
The goal of this observational study is to assess the reliability and validity of the 9-object MLSDT for evaluation of participants with moderate to severe vision impairment when tested without a wearable low-vision magnifying…
- Conditions
- Macular Degeneration, Geographic Atrophy, Stargardt Disease
- Trial name
- NCT06805474
- Testing
- Observational
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Nanoscope Therapeutics Inc.
Elevated LDL Cholesterol
Oat and Cholesterol
The primary objective is to assess the effect of an oat ingredient provided over 4 weeks on serum LDL cholesterol in men and women with elevated LDL-cholesterol compared to a placebo.
- Trial name
- NCT03911427
- Testing
- Active oat beverage, Control rice beverage
- Where
- Canada
- Volunteers
- 207 people, healthy volunteers welcome
- Sponsor
- PepsiCo Global R&D
Dry Macular Degeneration
BioCurrent Electrical Stimulation for the Treatment of Dry ARMD
This study evaluates the treatment of Dry Macular Degeneration and the resulting change in vision with a very, very low current that is similar to what occurs in the body naturally.
- Trial name
- NCT02699216
- Testing
- Electrical Stimulation of the Retina
- Volunteers
- healthy volunteers welcome
- Sponsor
- DuBois Vision Clinic
Progressive Supranuclear Palsy, Dementia With Lewy Bodies
In-Home Care for Patients With PSP and Related Disorders
Progressive Supranuclear Palsy and related disorders (PRD) are debilitating, costly, and understudied conditions. Improving access to comprehensive, specialized, in-home patient care offers the potential to minimize the downward…
- Conditions
- Progressive Supranuclear Palsy, Dementia With Lewy Bodies, Multiple System Atrophy, Corticobasal Syndrome
- Trial name
- NCT03552484
- Testing
- Home Visit Program, Usual Care/Online Survey
- Where
- United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Parkinson Disease, Parkinson's Disease and Parkinsonism
Complex Eye Movements in Parkinson's Disease and Related Movement Disorders
Diagnosing Parkinson's disease (PD) depends on the clinical history of the patient and the patient's response to specific treatments such as levodopa.
- Conditions
- Parkinson Disease, Parkinson's Disease and Parkinsonism, Progressive Supranuclear Palsy, Corticobasal Degeneration
- Trial name
- NCT04925622
- Testing
- Complex eye movement exam
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Saccadous, Inc.
Healthy
Oat Phenolics Bioavailability
A diet rich in whole grain is inversely associated with cardiovascular disease risk and this benefit could be partly attributed to the phenolic acid content of whole grains.
- Trial name
- NCT02574039
- Testing
- Oat bran, refined grain
- Where
- United Kingdom
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- University of Reading
Dry AMD, Diabetic Retinopathy (DR)
Microperimetry Changes in Retinal Function in Macular Disorders
The purpose of this study is to measure precisely how sensitive the central part of the retina - the light-sensitive film at the back of the eye, is to light.
- Trial name
- MAIAStud (NCT07170683)
- Testing
- MAIA Microperimetry, Microperimetry, Visual Acuity Measurement (logMAR)
- Where
- United Kingdom
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Nottingham