Clinical trials: Choroid Diseases
Choroid
Three-dimensional Choroidal Vascularity Index in Common Fundus Diseases
Explore the changes of choroidal blood perfusion in common fundus diseases by three-dimensional choroidal vascularity index, an optical coherence tomography (OCT) parameter.
- Trial name
- NCT04790084
- Testing
- no intervention
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Renmin Hospital of Wuhan University
Child, Motor Activity
CHAMPS Eye Study - Myopia and Retinal Vascular Geometry in Relation to Physical Activity
An increasingly physical inactive lifestyle in the Western World has led to a higher number of lifestyle -related diseases. The consequences are now already present in childhood with an increased prevalence of overweight…
- Conditions
- Child, Motor Activity, Myopia
- Trial name
- NCT02346006
- Testing
- More physical activity.
- Volunteers
- 307 people, healthy volunteers welcome
- Sponsor
- Odense University Hospital
Twin Pregnancy, Antepartum Condition or Complication, Retinal Vascular
Comparison of Posterior Ocular Changes Between Singleton Pregnancy and Multifetal Pregnancy.
It has been known that a pregnant women undergoes significant anatomical and physiological changes that mainly caused by hormonal and hematologic changes during pregnancy.
- Conditions
- Twin Pregnancy, Antepartum Condition or Complication, Retinal Vascular, Choroidal Effusion
- Trial name
- NCT04773561
- Testing
- Corneal tomography, optical coherence tomography and optical coherence tomography angiography
- Where
- Thailand
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- Khon Kaen University
Age Related Macular Degeneration
High-Resolution Ultrasound Imaging of the Retina and Choroid for Detection on Age Related Macular Degeneration
The macula is the site of central vision within the retina. The retina is oxygenated by the underlying choroid. These tissues are less than 1 mm thick in total.
- Trial name
- NCT00277784
- Testing
- Ultrasound examination
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Age - Related Macular Degeneration (AMD), Diabetic Macular Edema
Wide Field OCTA in Ocular Diseases
The main retinal diseases, whether or not associated with specific mutations genetic, cause progressive degeneration of vascular retinal structures and not vascular, resulting in decreased visual function.
- Conditions
- Age - Related Macular Degeneration (AMD), Diabetic Macular Edema, Diabetic Retinopathy, Myopia
- Trial name
- WOOD-2025 (NCT07298174)
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- IRCCS San Raffaele
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
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
Choroideremia
The Dark-Adapted Retinal Function Response in Choroideremia (DARC) Study
Choroideremia (CHM) is an inherited retinal disorder that causes progressive vision loss, ultimately leading to complete blindness.
- Trial name
- DARC (NCT05045703)
- Testing
- Vitamin A palmitate
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Duke University
Safety, Tolerability and Pharmacokinetic Profile in Healthy Volunteers, Choroidal Neovascularization
Safety, Tolerability and Pharmacokinetic Profile of SYL1801 Eye Drops
Study of the safety, tolerability and pharmacokinetic profile of different doses of SYL1801 eye drops in healthy volunteers.
- Trial name
- NCT04782271
- Testing
- SYL18001 sodium Low dose q.d, SYL18001 sodium Middle dose q.d, SYL18001 sodium High dose q.d
- Where
- Spain
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Sylentis, S.A.
Retinal Diseases, Choroidal Disease
An Interpretable Fundus Diseases Report Generating System Based On Weakly Labelings
To establish a multimodal fundus image report generation model to realize an interpretable system for multiple fundus diseases, multimodal image analysis, diagnosis, and treatment decision automatic reporting based on weakly…
- Conditions
- Retinal Diseases, Choroidal Disease, Pathological Myopia, Diabetic Retinopathy
- Trial name
- NCT06918028
- Testing
- With fundus diseases, Without fundus diseases
- Where
- China
- Volunteers
- 9,999 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Polypoidal Choroidal Vasculopathy
Ranibizumab for Polypoidal Choroidal Vasculopathy (PCV)
This is a 12 month study of monthly injections of ranibizumab in subjects with polypoidal choroidal vasculopathy as diagnosed by fluoresceins/indocyanine green (FA/ICG) angiography.
- Trial name
- PEARL (NCT00424710)
- Testing
- ranibizumab intravitreal injection
- Where
- 2 sites in United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Hawaii Pacific Health
Wet Macular Degeneration
Intravitreal Ranibizumab and TA Combination Therapy vs. Ranibizumab Monotherapy in Polypoidal Choroidal Vasculopathy
The purpose of this study is to evaluate the effects and safety of ranibizumab therapy combined with TA versus ranibizumab monotherapy in patients with polypoidal choroidal vasculopathy (PCV).
- Trial name
- RANTA (NCT02806752)
- Testing
- Triamcinolone Acetonide, Ranibizumab
- Where
- 7 sites in China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Aier School of Ophthalmology, Central South University
Macular Degeneration, Age-related Macular Degeneration
A Study To Evaluate The Safety, Tolerability And Pk Of Pazopanib Eye Drops In Healthy Adult And Elderly Subjects.
This is a two-part study to evaluate the safety, tolerability and pharmacokinetics of single (Part A) and repeat (Part B) eye drop doses of pazopanib in healthy adult and elderly subjects.
- Trial name
- NCT00463320
- Testing
- Pazopanib eye drops and Allergen Refresh Plus eye drops
- Where
- 2 sites in United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Choroidal Neovascularization
Evaluation of the Effect of Vitreous Composition Determined by Ultrasound and Optical Coherence Tomography (OCT) on Ranibizumab Therapy
The primary objective: *To measure the difference in the number of Ranibizumab therapies needed in 12 months in the Posterior Vitreous Detachment (PVD) positive and Posterior Vitreous Detachment (PVD) negative group.
- Trial name
- PVD (NCT01256632)
- Testing
- Ranibizumab
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Vision Research Foundation
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
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
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
Polypoidal Choroidal Vasculopathy
Ranibizumab (Lucentis) for Polypoidal Choroidal Vasculopathy
This Phase I/II safety study is designed to investigate the safety and efficacy of ranibizumab (Lucentis) in the treatment of polypoidal choroidal vasculopathy (PCV), a potentially blinding eye disease that involves the growth of…
- Trial name
- NCT00837330
- Testing
- ranibizumab 0.5 or 0.3 mg/0.05 cc
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Southeast Retina Center, Georgia
Spinal Muscular Atrophy, Fragile X Syndrome
Early Check: Expanded Screening in Newborns
Early Check provides voluntary screening of newborns for a selected panel of conditions. The study has three main objectives: 1) develop and implement an approach to identify affected infants, 2) address the impact on infants and…
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy
- Trial name
- NCT03655223
- Testing
- Confirmatory Testing
- Where
- United States
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- RTI International
Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology
Accuracy of the Red Reflex Test in the Pediatric Population
This study is designed to investigate the sensitivity and specificity of the Red Reflex Test (RRT), with and without dilation, for early detection of ocular abnormalities in children and newborns.
- Conditions
- Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology, Optic Nerve Diseases, Retinal Disease
- Trial name
- NCT04125043
- Testing
- Direct ophthalmoscope
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Children's National Research Institute