Clinical trials: Anterior Segment of Eye
Uveitis, Anterior
Safety and Efficacy Study of Iontophoresis and Dexamethasone Phosphate to Treat Anterior Uveitis
The purpose of this study is to define a safe and effective dose of iontophoretic delivery of dexamethasone phosphate ophthalmic solution using the EyeGate® II Drug Delivery System in patients with non-infectious anterior segment…
- Trial name
- NCT00694135
- Testing
- EGP-437 1.6 mA-min at 0.4 with EyeGate® II System, EGP-437 4.8 mA-min at 1.2 mA with EyeGate® II System, EGP-437 10.0 mA-min at 2.5 mA with EyeGate® II System
- Where
- 19 sites in United States, India
- Volunteers
- 40 people
- Sponsor
- Eyegate Pharmaceuticals, Inc.
Thyroid Eye Disease
AS-OCT of the Cornea in Thyroid Diseases
use the anterior segment optical coherence tomography (AS-OCT) to evaluate the tear meniscus parameters, total corneal thickness (CT), and epithelial thickness in active and inactive thyroid eye diseases (TED) patients and…
- Trial name
- NCT05241626
- Testing
- AS-OCT
- Where
- 2 sites in Egypt
- Volunteers
- 70 people
- Sponsor
- Minia University
Keratoconus, High Myopia
Anterior Segment and Corneal Parameters in Keratoconus and High Myopic Astigmatism Using Schiempflug Imaging
The purpose of this study was to compare Scheimpflug corneal tomography findings in keratoconus and high myopic astigmatic eyes, as well as to establish the parameters distinguishing keratoconus from high myopic astigmatism.
- Trial name
- NCT06739018
- Testing
- pentacam scheimpflug tomography
- Where
- 2 sites in Egypt
- Volunteers
- 66 people
- Sponsor
- Assiut University
Congenital Cataract
Iridocorneal Angle and Anterior Segment Structure in Eyes of Children With Cataract
The aim of this study is to evaluate the morphology of iridocorneal angle and anterior segment structure in children with cataract, and to explore potential preoperative structural clues for postoperative glaucoma.
- Trial name
- ACA (NCT03778086)
- Testing
- gonioscopy
- Volunteers
- 100 people
- Sponsor
- Wenzhou Medical University
Eye Diseases
Screening for Research Subjects With Anterior Segment Diseases
This study will identify patients with anterior segment disease who may be eligible to participate in current or future NEI studies on this disease.
- Trial name
- NCT00088348
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- National Eye Institute (NEI)
Keratoconus
Evaluation of the Keratoconic Cornea After Corneal Collagen Cross Linking.
Aim of work: To detect abnormal corneal thinning in keratoconus using pachymetry maps measured by high-speed anterior segment optical coherence tomography (OCT).
- Trial name
- NCT03879421
- Testing
- Accelerated corneal collagen cross linking
- Where
- Egypt
- Volunteers
- 44 people
- Sponsor
- Reham Mahmoud Abdelrahman
Diabetes, Cataract
Healing of Corneal Incision After Cataract Surgery in Diabetic Patients
The objective of this observational study was to understand the healing of corneal incision after cataract surgery in diabetic patients and its influencing factors.
- Trial name
- NCT07076420
- Where
- China
- Volunteers
- 110 people
- Sponsor
- Zhongnan Hospital
Blepharitis, Conjunctivitis
Evaluation and Treatment of Patients With Corneal and External Diseases
This study offers evaluation and treatment for patients with certain corneal and external diseases of the eye (diseases of the surface of the eye and its surrounding structures).
- Conditions
- Blepharitis, Conjunctivitis, Corneal Disease, Dacryoadenitis
- Trial name
- NCT00008541
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- National Eye Institute (NEI)
Birth Weight
Effects of Birth Weight on Anterior Eye Segment Measurements in Full-Term Children by Galilei Dual-Scheimpflug Analyzer
This study evaluates the effects of birth weight (BW) on ocular anterior segment parameters in preschool children using the Galilei Dual-Sheimpflug Analyzer (GD-SA).
- Trial name
- NCT02466932
- Testing
- Galilei Dual-Scheimpflug Analyzer
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Neon Hospital
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
Keratoconus, Refractive Surgery
AI-Orchestrated Workflow Versus Consultant Ophthalmologist for Refractive Surgery and Keratoconus Diagnosis (AEYE Trial)
Background and Rationale: Laser vision correction procedures, such as LASIK (Laser-Assisted In Situ Keratomileusis), PRK (Photorefractive Keratectomy), and SMILE (Small Incision Lenticule Extraction), are highly effective but…
- Conditions
- Keratoconus, Refractive Surgery, Machine Learning, Artifical Intelligence
- Trial name
- AEYE (NCT07096232)
- Testing
- Multi-Agent AI Diagnostic Workflow (AEYE)
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Hazem Yassin Clinics
Juvenile Systemic Lupus Erythematosus
AS-OCT Study of Cornea and Tear Film Parameters in Juvenile SLE Patients
The aim of thie study to assess tear film parameters such as tear meniscus height (TMH), tear meniscus area (TMA), and tear meniscus depth (TMD).
- Trial name
- NCT05015465
- Testing
- Anterior Segment OCT
- Where
- Egypt
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Minia University
Anterior Uveitis
Safety and Efficacy Study of Iontophoretic Dexamethasone Phosphate Ophthalmic Solution to Treat Non-Infectious Anterior Segment Uveitis
The purpose of this study is to evaluate the safety and efficacy of ocular iontophoresis with dexamethasone phosphate ophthalmic solution EGP-437 using the EyeGate® II Drug Delivery System (EGDS) compared to prednisolone acetate…
- Trial name
- NCT01505088
- Testing
- 40 mg/mL Dexamethasone phosphate ophthalmic solution, Prednisolone Acetate (1%) Eyedrops, 100 mM sodium citrate buffer solution
- Where
- 39 sites in United States
- Volunteers
- 193 people
- Sponsor
- Eyegate Pharmaceuticals, Inc.
Aphakia
Intraocular Position of Secondary Iris-Fixated IOLs in Aphakic Eyes
The purpose of this study is to evaluate the intraocular stability and safety of secondary iris-fixated IOLs in aphakic patients.
- Trial name
- NCT00773266
- Where
- Germany
- Volunteers
- 16 people
- Sponsor
- Johann Wolfgang Goethe University Hospital
Anterior Uveitis
Safety and Efficacy of Iontophoretic Dexamethasone Phosphate Ophthalmic Solution in Non-Infectious Anterior Uveitis
The purpose of this study is to evaluate the safety and efficacy of ocular iontophoresis with dexamethasone phosphate ophthalmic solution EGP-437 using the EyeGate® II Drug Delivery System (EGDS) compared to prednisolone acetate…
- Trial name
- EGP-437-006 (NCT02517619)
- Testing
- Dexamethasone Phosphate Ophthalmic Solution, Prednisolone Acetate Ophthalmic (1%)
- Where
- United States
- Volunteers
- 251 people
- Sponsor
- Eyegate Pharmaceuticals, Inc.
Uveitis
PANDA-ASOCT: Paediatric Anterior Uveitis Detection With Automated Image Analysis Using ASOCT
Uveitis is an inflammation inside the eye. Although rare, it is an important auto-inflammatory eye condition that affect children and young people (CYP).
- Trial name
- PANDA (NCT07813598)
- Testing
- Slit Lamp Examination, Anterior segment ocular coherence tomography (ASOCT)
- Where
- United Kingdom
- Volunteers
- 300 people
- Sponsor
- Sheffield Children's NHS Foundation Trust
Anophthalmia, Microphthalmia
National Cohort on Congenital Defects of the Eye
Congenital malformations of the eye comprise various developmental defects including microphthalmia, anophthalmia, aniridia, and anterior segment anomalies (such as Peters and Axenfeld-Rieger anomalies).
- Conditions
- Anophthalmia, Microphthalmia, Aniridia, Anterior Segment Dysgenesis 6, Peters Anomaly Subtype
- Trial name
- RaDiCoACOEIL (NCT05954403)
- Where
- France
- Volunteers
- 800 people
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Congenital Cataract, Microphthalmos
Biometric Characteristics of the Eye With Microcornea/Microphthalmia and Congenital Cataract Before And After Cataract Extraction
Early cataract surgery in microcornea/microphthalmia eyes is essential to prevent amblyopia and improve visual outcomes, including stereopsis.
- Conditions
- Congenital Cataract, Microphthalmos, Microcornea
- Trial name
- NCT04759560
- Where
- Egypt
- Volunteers
- 133 people
- Sponsor
- Alexandria University