Clinical trials: Choroid
Retina, Choroid, Sclera
Swept Source Enhanced Depth Imaging Optical Coherence Tomography
The investigators would be interested in applying the enhanced depth imaging technique to swept source optical coherence tomography, by modifying the acquisition protocol.
- Trial name
- NCT02443129
- Testing
- DRI-1 Swept source OCT, Atlantis, Topcon
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Shaare Zedek Medical Center
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)
Choroidal Neovascularization
Imatinib Mesylate Combined With Intravitreal Ranibizumab in the Treatment of Choroidal Neovascularization Secondary to Age-Related Macular Degeneration
The purpose of study is to determine if Lucentis combined with imatinib mesylate will help treatment in patients with newly diagnosed choroidal neovascularization.
- Trial name
- NCT00403156
- Testing
- Imatinib Mesylate /Ranibizumab
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Vitreous -Retina- Macula Consultants of New York
Effects of the External Testosteron Intake Over the Choroids of the Patients With Androgen Deficiency
Effects of External Testosteron Intake on the Choroid: Enhance-depth Imaging Optical Coherence Tomography Study
According to the results Ciloğlu et al., CSC is related to elevated total testosterone levels. Testosterone may play a role in predisposing males to CSC.
- Trial name
- NCT04342247
- Testing
- external testosteron
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Neon Hospital
Macular Degeneration, Choroidal Neovascularization
Enhancing the Lucentis (Ranibizumab) Management of Choroidal Neovascular Membranes With Hyperspectral Imaging
Clinical trial investigating the role of hyperspectral imaging in the management of patients undergoing standard clinical treatment for naive neovascular choroidal membranes in age-related macular degeneration.
- Trial name
- NCT03105609
- Testing
- Hyperspectral imaging
- Where
- Australia
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Center for Eye Research Australia
Healthy Subjects
Effect of Oat Compounds on Postprandial Glucose Response
In this project we will investigate synergistic effects of oat polar lipids and beta glucans on postprandial glucose tolerance
- Trial name
- NCT05177172
- Testing
- High beta glucans, Low beta glucans, Low beta glucans + low polar lipids
- Where
- Sweden
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Lund University
Choroid Diseases
Choroid In Coronary Artery Disease
Purpose: To investigate any relationship between choroid thickness (CTh) and coronary artery disease (CAD), particularly in its earlier stages before clinically evident.
- Trial name
- NCT06442176
- Testing
- OCT
- Where
- Turkey (Türkiye)
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Bursa Yuksek Ihtisas Training and Research Hospital
Polypoidal Choroidal Vasculopathy
Intravitreal Aflibercept Injection for Polypoidal Choroidal Vasculopathy With Hemorrhage or Exudation
To evaluate the efficacy and safety of intravitreal aflibercept injection in the treatment of PCV
- Trial name
- EPIC (NCT01871376)
- Testing
- Intravitreal aflibercept injection 2.0mg
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Gregg T. Kokame, MD
Pregnancy
Evaluation of Choroidal Thickness During Pregnancy Using Enhanced Depth Imaging Optical Coherence Tomography
The purpose of this study is to evaluate choroidal thickness and volume during the third trimester of pregnancy by comparison with a group of age-matched non-pregnant healthy group of women
- Trial name
- NCT02024048
- Testing
- OCT
- Where
- Portugal
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Gaia Hospital
Retinal Diseases, Choroidal Diseases
Morpho-functional Evaluation of the Retina and Choroid Using Multimodal Imaging in Healthy Subjects and Patients With Retino-choroidal Diseases
The purpose of this prospective, longitudinal, single-center observational study is to identify, describe, and measure the morpho-functional characteristics and modifications of the retina and choroid using advanced multimodal…
- Conditions
- Retinal Diseases, Choroidal Diseases, Healthy Subjects
- Trial name
- RET 05-26 (NCT07615699)
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Fondazione G.B. Bietti, IRCCS
Stroke
Effects of Aerobic Exercise on the Cerebral Arterial System, Cognitive, and Motor Function in Post-stroke Patients.
Background: Stroke is the second leading cause of death and disability worldwide and in Hong Kong, 6.2% of all registered deaths in 2020 were due to cerebrovascular disease.
- Trial name
- NCT05706168
- Testing
- treadmill exercise, Cycle ergometer exercise
- Where
- Hong Kong
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Adverse Effect of Oral Contraceptives, Subsequent Encounter
The Effect of Oral Contraceptive Pills On Eyes
The investigators aimed to evaluate the effect of oral contraceptive pills(OCP) on macula, retinal nerve fiber layer and choroid thickness by using Optical Coherence Tomography (OCT).
- Trial name
- NCT02841202
- Testing
- oral contraceptive pills
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Kayseri Education and Research Hospital
Polypoidal Choroidal Vasculopathy
Safety Study of High-Dose Ranibizumab for Polypoidal Choroidal Vasculopathy
Monthly, continuous anti-vegf therapy for patients presenting with active polypoidal choroidal vasculopathy. Two arms, treatment naive and previously treated with an FDA approved anti-VEGF therapy, will be randomized and dosed…
- Trial name
- PEARL2 (NCT01248117)
- Testing
- ranibizumab 2.0mg
- Where
- 2 sites in United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Retina Consultants of Hawaii
Synthetic Cannabinoid Abuse (Disorder), Eye Manifestations
Ocular Effects of Synthetic Cannabinoids
The goal of this observational study is to evaluate the ocular effects of Bonzai (synthetic cannabinoids) with spectral-domain optical coherence tomography.
- Trial name
- Bonsai (NCT06235346)
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Bezmialem Vakif University
Macular Degeneration, Glaucoma
Tracking Optical Coherence Tomography
The purpose of this research study is to evaluate an investigational system that may allow doctors to show images of the different parts inside the eye that show greater detail than current equipment can produce.
- Conditions
- Macular Degeneration, Glaucoma, Diabetic Retinopathy, Choroidal Disease
- Trial name
- NCT00343603
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Pregnancy Related
Retinal and Choroidal Microvascular Changes During Pregnancy Period Detected With Optical Coherence Tomography Angiography
During pregnancy many physiological changes and adaptations occur.Hormonal, hematological and hemodynamic changes are responsible for most of the ocular adaptations.We are planning to compare the choroid and retinal blood flow…
- Trial name
- NCT04950855
- Testing
- Optical Coherence Tomography,Optical Coherence Tomography Angiography(Topcon)
- Where
- Turkey (Türkiye)
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Akdeniz University
Choroid
Effects of Acute Sugar Intake on Choroidal Thickness
This study aims to bridge that gap by investigating how acute sugar intake influences choroidal thickness.
- Trial name
- NCT07376005
- Testing
- Oral glucose
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Southern College of Optometry
Diabetic Retinopathy, Myopia
OCTA Metrics Repeatability and Reproducibility in Different Disorders
Retinal imaging is a corner stone in diagnosis of most retinal disorders. Standard imaging techniques e.g. fluorescein angiography and color fundus photography have a lot of limitations including limited resolution, invasive…
- Conditions
- Diabetic Retinopathy, Myopia, Choroidal Neovascularization, Healthy
- Trial name
- NCT04488887
- Testing
- Optical coherence tomography angiography
- Where
- Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Tanta University
Glaucoma, OCTA
Choroidal and Retinal Features in PACD and POAG on OCT and OCTA
Glaucoma is a group of irreversible, progressive optic neuropathies that can lead to severe visual field defects and even blindness, affecting nearly 95 million people worldwide.
- Conditions
- Glaucoma, OCTA, Choroid
- Trial name
- NCT07580014
- Where
- China
- Volunteers
- 132 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
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