Clinical trials: OCTA
Retinopathy of Prematurity
Imaging Retinal Vasculature in Infant Eyes
Retinopathy of prematurity is a leading cause of childhood blindness worldwide. The fovea, a critical location in the retina determining visual acuity and visual function, and the blood vessels around it, are abnormally developed…
- Trial name
- NCT05558059
- Testing
- Handheld Optical Coherence Tomography with OCT Angiography
- Where
- 2 sites in United States
- Volunteers
- 16 people
- Sponsor
- Duke University
Type 2 Diabetes Mellitus Diabetic Retinopathy Cognitive Dysfunction
The Potential of Optical Coherence Tomography Angiography (OCTA) to Detect Early Cognitive Dysfunction in Diabetic Patients
Diabetic Retinopathy (DR) is one of the most common complications of diabetes, and its association with cognitive dysfunctions is becoming an increasingly frequent research interest.
- Trial name
- NCT07135440
- Testing
- OCT angiography RTVue XR Avanti; Optovue, Inc, Fremont, California, USA
- Where
- Bosnia and Herzegovina
- Volunteers
- 210 people, healthy volunteers welcome
- Sponsor
- Dr. Sefic Eye Polylcinic and Optical Studio
Macular Holes
The Correlation of Preoperative Measurement Parameter on the Predicting of Visual Outcomes Among Patients With Idiopathic Macular Holes
This study retrospectively analyzed the relationship between the preoperative optical coherence tomography(OCT) and optical coherence tomography angiography(OCTA) software related parameters of patients with idiopathic macular…
- Trial name
- NCT04957459
- Testing
- No intervention
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Multiple Sclerosis
Oct-A and Perimetry in Multiple Sclerosis
This study aims to assess retinal vascular density using OCT-A and correlate these parameters with visual field changes in MS patients with and without a history of ON
- Trial name
- MS (NCT07175324)
- Testing
- optical coherence tomography angiography, Visual Field Perimetry
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Assiut University
Spaceflight Associated Neuro-Ocular Syndrome, SANS
The Eye in Orbit: UCF Adaption
The goal of this study is to understand the impact of space travel on the eyes. Space flight impacts numerous aspects of ocular anatomy and physiology.
- Trial name
- NCT06092359
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- University of Central Florida
Waldenstrom Macroglobulinemia
Optical Coherence Tomography (OCT) and OCT Angiography(OCTA) Deep Learning in Waldenström's Macroglobulinemia Patients
This study evaluates the ability of deep learning to improve the knowledge about structural and vascular retinal changes in Waldenström's Macroglobulinemia patients, using optical coherence tomography angiography.
- Trial name
- OCTA (NCT06084650)
- Where
- Italy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Federico II University
Glaucoma, Primary Open Angle
Caffeine Consumption in Glaucoma Patients and Healthy Subjects
Caffeine is the most widely consumed drinking nutrient in the world. Caffeine effects various organs and the vascular system. It decreases ocular blood flow due to vasoconstriction.
- Trial name
- NCT03675412
- Testing
- Caffeine tablet
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Age - Related Macular Degeneration (AMD)
Effect of Fu's Subcutaneous Needling for Age-related Macular Degeneration
This pilot randomized controlled trial aims to evaluate the efficacy and safety of FSN in improving symptoms in patients with dAMD.38 eligible participants will be recruited and randomly assign them in a 1:1 ratio to the FSN…
- Trial name
- NCT07121127
- Testing
- FSN+Vitamin supplement, Vitamin Supplements
- Volunteers
- 38 people
- Sponsor
- Zhiming Yan
Myopia Progressing, Myopia
Effect of Branched-Chain Amino Acid Supplementation on Myopia Progression
This study is a randomized controlled trial designed to evaluate whether branched-chain amino acid (BCAA) supplementation can help slow the progression of myopia in young adults.
- Trial name
- NCT07585877
- Testing
- Branched-Chain Amino Acids (BCAA) Supplementation
- Where
- China
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- Zhongda Hospital
Neovascular Glaucoma, Type 2 Diabetes
Observation of Iris Blood Flow Via OCTA in Diabetic Neovascular Glaucoma
The goal of this observational study is to quantify iris blood flow via non-invasive eye scanning for evaluating ocular lesions in adults aged 18 years and older, including healthy volunteers, patients with type 2 diabetes…
- Trial name
- NCT07722910
- Where
- China
- Volunteers
- 98 people
- Sponsor
- Qilu Hospital of Shandong University
Alzheimer Disease, Amyloid Angiopathy
Comparison of OCTA Factors in Patients With or Without Amyloid Pathology: A Prospective Study
To compare alternation of retinal microcirculation within the macula and optic disc in patients with dementia, mild cognitive impairment (MCI), and cognitively healthy subjects who had positive amyloid biomarkers (Aβ +) or not…
- Conditions
- Alzheimer Disease, Amyloid Angiopathy, Macular Ischemia, Dementia
- Trial name
- NCT05475158
- Where
- South Korea
- Volunteers
- 117 people, healthy volunteers welcome
- Sponsor
- Pusan National University Hospital
Central Serous Chorioretinopathy, Tomography, Optical Coherence
Effects of OCTA-guided PDT in Acute CSC
OCTA-guided PDT is as safe and effective as ICGA-guided PDT in the treatment of acute central serous chorioretinopathy. Or OCTA-guided PDT is more effective than ICGA-guided PDT in the treatment of acute central serous…
- Trial name
- NCT03497000
- Testing
- OCTA-guided Photodynamic therapy, ICGA-guided Photodynamic therapy
- Where
- China
- Volunteers
- 23 people
- Sponsor
- Peking University People's Hospital
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
Preeclampsia (PE), Hypertension ,Pregnancy
Retinal and Choroidal Microcirculation in Preeclampsia: An OCTA Study
Preeclampsia is a multisystemic and multifactorial disorder that complicates pregnancy and is characterized by new-onset hypertension after the 20th week of gestation accompanied by proteinuria or systemic findings such as renal…
- Conditions
- Preeclampsia (PE), Hypertension ,Pregnancy, Retinal Microvascular Changes, Hypertensive Disorders of Pregnancy
- Trial name
- PE-OCTA (NCT07874191)
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Muğla Sıtkı Koçman University
Myopic Choroidal Neovascularisation
OCTA Changes in Choroidal Neovascularization in High Myopia
To Analyze the Ability of Optical Coherence Tomography Angiography ( OCT-A ) to detect the presence of myopic Choroidal Neovascularization and to describe the structural features of Myopic CNV..
- Trial name
- NCT06357559
- Testing
- OCTA
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Octa, Stroke
Optical Coherence Tomography Angiography in Neurological Disease
Optical Coherence Tomography Angiography (OCTA) is a non-invasive tool that images the neurovascular structures of the eye by using near-infrared light.
- Conditions
- Octa, Stroke, Subarachnoid Hemorrhage, Intracerebral Hemorrhage
- Trial name
- NCT06797765
- Testing
- OCTA
- Where
- United States
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Bronchopulmonary Dysplasia
OCTA Evaluation of Retinal Vascularization in Preterm Infants With or Without Bronchopulmonary Dysplasia
Retinal vascularization in humans develops between the 16th and 36th weeks of amenorrhea, in a centrifugal pattern starting from the optic disc.
- Trial name
- OCTA_BRO (NCT07586683)
- Testing
- OCT Angiography
- Where
- France
- Volunteers
- 56 people
- Sponsor
- Centre Hospitalier Intercommunal Creteil
Multiple Sclerosis
Measuring Blood Vessel Density in the Optic Nerve of Multiple Sclerosis Patients With OCTA
The goal of this observational study is to learn about the effect of multiple sclerosis on the blood flow of the optic nerve of affected patients compared to normal subjects by OCTA. The main question it aims to answer is: 1.
- Trial name
- NCT07629804
- Testing
- Optical Coherence Tomography Angiography
- Where
- Egypt
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Fayoum University
Wet Macular Degeneration
The IAI-OCTA Study; a Study of OCT-Angiography Analysis Efficacy
A study investigating the ability of OCTA imaging technology to identify and analyze untreated type 1, 2, and 3 neovascular membrane lesions in treatment naive patients with exudative macular degeneration, as well as…
- Trial name
- IAI-OCTA (NCT03022292)
- Testing
- Aflibercept Ophthalmic, optovue angiovue
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- University of California, Los Angeles
Macular Degeneration Exudative Eye Left, Macular Degeneration Exudative Eye Right
OCTA (Optical Coherence Angiography Tomography) Versus Structural OCT(Optical Coherence Tomography) in Neovascular AMD (Age Macular Degeneration)
The objective is to find if there is a relationship between the Fractal Dimension, the gap, vascular density (VD), the surface, the span ratio and the status of the choroidal neovessels to adjust the interval between 2…
- Trial name
- QUAOBARE (NCT03939195)
- Testing
- Follow-up
- Where
- 3 sites in France
- Volunteers
- 130 people
- Sponsor
- Centre Hospitalier Intercommunal Creteil