Clinical trials: Narrow-Angle Glaucoma
Angle Closure Glaucoma
Comparing Nd:YAG Laser and Sequential Double Frequency YAG-Nd:YAG Laser Iridotomy
No single type of laser or set of laser parameters is appropriate for all type of irides. Pure Nd:YAG laser iridotomy is very effective in the light color irides. It was considered as the gold standard for iridotomy.
- Trial name
- NCT02474238
- Testing
- The sequential technique, The pure Nd:YAG laser technique
- Where
- Thailand
- Volunteers
- 82 people
- Sponsor
- Prince of Songkla University
Glaucoma,Primary Open-Angle ,Primary Angle Closure
Comparison of Optical Coherence Tomography Angiography Microvascular Changes in Primary Open Angle and Primary Angle Closure Glaucoma
This work aims to study the peripapillary and macular microvascular changes in primary open angle and primary angle closure glaucoma using Optical Coherence Tomography Angiography (OCTA).
- Trial name
- NCT06000176
- Testing
- Optical coherence tomography angiography
- Where
- Egypt
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Omar Said
Glaucoma, Angle-closure
Comparing Phaco/IOL Versus Phaco/IOL + Goniosynechialysis in Subjects With PACG
The purpose of this study is to determine if phacoemulsification with intraocular lens implant (phaco/IOL) alone or combined with goniosynechialysis is better at controlling intraocular pressure in subjects with primary angle…
- Trial name
- NCT02376725
- Testing
- Phaco/IOL, Phaco/IOL + goniosynechialysis
- Where
- Singapore
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Glaucoma, Narrow Angle
Intraocular Pressure Control After Anterior Segment Laser - Comparison Between 2 Drugs
The purpose of this study is to compare the intra-ocular (IOP) control efficacy between brimonidine 0.1% vs. 0.2% after laser peripheral iridotomy (LPI).
- Trial name
- NCT01417858
- Testing
- YAG laser peripheral iridotomy
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- Universidade Federal do Paraná
Glaucoma, Glaucoma, Open-Angle
Longitudinal Study on Glaucoma Surgery Using XEN® Gel Stent
To evaluate the safety and efficacy of the XEN® Gel Stent in mild to moderate glaucoma patients undergoing glaucoma surgery.
- Conditions
- Glaucoma, Glaucoma, Open-Angle, Glaucoma, Angle-Closure, Glaucoma, Primary Open Angle
- Trial name
- NCT03151577
- Testing
- XEN® Gel Stent implantation
- Volunteers
- 150 people
- Sponsor
- Swiss Vision Network
Primary Open Angle Glaucoma, Secondary Open Angle Glaucoma
Protective Effect of Phenytoin on Glaucoma
since glaucoma is considered an optic neuropathy, new treatments for glaucoma are being continuously investigated, including neuroprotection.
- Conditions
- Primary Open Angle Glaucoma, Secondary Open Angle Glaucoma, Narrow-Angle Glaucomas, Normal Tension Glaucoma
- Trial name
- NCT00739154
- Where
- Israel
- Volunteers
- 200 people
- Sponsor
- Rabin Medical Center
Glaucoma
Will the Use of Triesence During Glaucoma Surgery Provide Lower Eye Pressure and Improve the Results of the Surgery?
The investigators hypothesize that intracameral Triesence during glaucoma surgery will provide lower intraocular pressure through better control of ocular inflammation, thus leading to a more successful filtering procedure.
- Trial name
- NCT00853905
- Testing
- Triesence, balanced salt solution BSS
- Where
- United States
- Volunteers
- 77 people
- Sponsor
- Wills Eye
Glaucoma, Angle-Closure, Glaucoma Suspect
Effects of Systemic Drugs on Intraocular Pressure
To assess intraocular pressure changes among glaucoma patients on systemic antihypertensive and antihistaminic drugs.
- Conditions
- Glaucoma, Angle-Closure, Glaucoma Suspect, Glaucoma Secondary to Drugs, Bilateral, Hypertension
- Trial name
- NCT05328921
- Testing
- Antihypertensive Agents, Antihistaminics
- Where
- Egypt
- Volunteers
- 200 people
- Sponsor
- Benha University
Open Angle Glaucoma, Angle Closure Glaucoma
Oculusgen (Ologen) Glaucoma MMC Control in Estonia
To compare the safety and effectiveness between ologen collagen matrix and mitomycin-C (MMC) in glaucoma surgery. The ologen collagen matrix implantation procedure is same as traditional trabeculectomy except implant the ologen…
- Conditions
- Open Angle Glaucoma, Angle Closure Glaucoma, Uveitis Glaucoma, Young Age Glaucoma
- Trial name
- NCT00524758
- Testing
- ologen (oculusgen) collagen matrix, MMC in Trabeculectomy
- Where
- Estonia
- Volunteers
- 20 people
- Sponsor
- Pro Top & Mediking Company Limited
Angle-closure Glaucoma, Minimally Invasive Glaucoma Surgery
Biometric Changes After Intervention of Anterior Chamber Angle : an Observational Study
The drainage angle in the anterior chamber of the eye mediates the outflow of aqueous humor, and pathological changes here can lead to high intraocular pressure and glaucoma.
- Conditions
- Angle-closure Glaucoma, Minimally Invasive Glaucoma Surgery, Goniosynechialysis, Goniotomy
- Trial name
- NCT06492538
- Testing
- various types of angle interventions
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Glaucoma
Water Drinking Test in Patients With Occludable Angle
The water drinking test (WDT), is a predictive test that has been used to detect primary open angle glaucoma and recently has been demonstrated as a predictor of the diurnal tension curve.
- Trial name
- NCT02613533
- Testing
- Intra-ocular pressure measurement (IOP)
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Wills Eye
Glaucoma, Angle-Closure
AS-OCT Evaluation of Iridocorneal Angle of Patients of Angle Closure Glaucoma After Phacoemulsification
Evaluation of the effect of phacoemulsification and YAG Laser peripheral iridotomy on the anterior chamber angle anatomic parameters in PACG eyes, using anterior segment optical coherence tomography (SS ASOCT) device
- Trial name
- NCT05332665
- Testing
- AS-OCT, YAG laser PI
- Where
- Egypt
- Volunteers
- 15 people
- Sponsor
- Minia University
Glaucoma, Glaucoma, Angle-Closure
Macular Pigment Optical Density in Primary Angle-closure Disease
Glaucoma is the leading cause of irreversible blindness in the world, and primary angle-closure glaucoma (PACG) is the most important type of glaucoma in Asia.
- Conditions
- Glaucoma, Glaucoma, Angle-Closure, Macular Pigment Optical Density
- Trial name
- NCT05251792
- Testing
- Ocular examination
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Chronic Obstructive Pulmonary Disease, Glaucoma, Angle-Closure
Effect of Tiotropium on Eye Findings in the Treatment of Chronic Obstructive Pulmonary Disease
This study aimed to examine the effect of Tiotropium, which is used in the treatment of COPD, on eye symptoms.The study was conducted prospectively. Patients were examined in three groups.
- Trial name
- NCT06525051
- Testing
- Tiotropium
- Where
- Turkey (Türkiye)
- Volunteers
- 108 people
- Sponsor
- Giresun University
Primary Angle Closure Glaucoma
Evaluation of Ocular Biometry in PACD With Two Swept Source Optical Coherence Tomography Devices
Purpose: To investigate agreement between 2 swept source OCT biometers, IOL M.aster700 and Anterion, in various ocular biometry and intraocular lens (IOL) calculations of primary angle-closure disease (PACD).
- Trial name
- NCT05052242
- Testing
- primary angle closure disease
- Where
- Thailand
- Volunteers
- 45 people
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Glaucoma, Angle-Closure
Outcome of GATT Combined With Goniosynechiolysis in Glaucoma Patients With Secondary Synechial Angle Closure.
To evaluate the intraocular pressure reduction effect of combined gonioscopy-assisted transluminal trabeculotomy (GATT) with goniosynechialysis in eyes with secondary synechial angle closure glaucoma.
- Trial name
- NCT06445634
- Testing
- Gonioscopy-Assisted Transluminal Trabeculotomy Combined with Goniosynechiolysis
- Where
- Egypt
- Volunteers
- 23 people
- Sponsor
- Kasr El Aini Hospital
Primary Open-angle Glaucoma, Primary Angle-Closure Glaucoma
Prevalence of Ocular Surface Disease in Malaysian Glaucoma Patients
This is a prospective, multi-centre, cross sectional observational study to determine the prevalence of ocular surface disease (OSD) in glaucoma patients, nationwide.
- Conditions
- Primary Open-angle Glaucoma, Primary Angle-Closure Glaucoma, Pseudoexfoliation Glaucoma, Pigment Dispersion Glaucoma
- Trial name
- NCT04609345
- Volunteers
- 400 people
- Sponsor
- Santen Pharma Malaysia Sdn Bhd
Glaucoma Open-Angle, Glaucoma Eye
INTEGRAL Study: A Longitudinal Study of Surgeries and Lasers in Glaucoma: Long-term Results and Success Predictors Analysed From a Large-scale Retrospective and Prospective Glaucoma Register
The study is an observational analysis of patients' medical data recorded in a large-scale register, both retrospective (for patients operated and data recorded before 2018) and prospective (for data collected after 2018) in…
- Conditions
- Glaucoma Open-Angle, Glaucoma Eye, Glaucoma; Drugs, Glaucoma, Angle-Closure
- Trial name
- NCT04381611
- Where
- Switzerland
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- Dr. Kaweh Mansouri
Angle Closure Glaucoma, Glaucoma
Short-term Outcomes of Iridoplasty for Persistent Angle Closure Despite Patent Iridotomies
Purpose: To evaluate short-term angle opening after argon peripheral iridoplasty using AS-OCT and to report its complications at 1-week and 1-month follow up in patients that did not achieve a satisfactory clinical angle opening…
- Trial name
- ALPIECA (NCT02199158)
- Testing
- Argon Laser Peripheral Iridoplasty
- Where
- Mexico
- Volunteers
- 10 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Glaucoma Eye, Angle Closure Glaucoma
Testing YAG Laser Iridotomy for Primary Angle-Closure Glaucoma
This study evaluates the effectiveness and safety of YAG laser peripheral iridotomy performed at two different locations (temporal and inferior) in patients with primary angle-closure glaucoma, a leading cause of blindness…
- Trial name
- yag laser PI (NCT07195370)
- Testing
- peripheral iridotomy
- Where
- Iran
- Volunteers
- 150 people
- Sponsor
- Isfahan University of Medical Sciences