Clinical trials: Narrow-Angle Glaucoma
Glaucoma, Angle-Closure
Comparison of Bimatoprost and Latanoprost in Patients With Chronic Angle-Closure Glaucoma: A Randomized Cross-Over Study
This is a randomized observer-masked cross-over study to compare the intraocular pressure (IOP) reducing effect of latanoprost with bimatoprost in subjects with chronic angle closure glaucoma (CACG) with raised IOP.
- Trial name
- NCT00567788
- Testing
- Latanoprost-Bimatoprost, Bimatoporost-Latanoprost
- Where
- Singapore
- Volunteers
- 60 people
- Sponsor
- Singapore National Eye Centre
Acute Angle-Closure Glaucoma
Efficacy Evaluation and Influencing Factors of Argon Laser Peripheral Iridoplasty in Acute Angle Closure Glaucoma
To investigate the changes of angle structure and intraocular pressure after argon laser peripheral iridoplasty in patients with acute angle closure glaucoma patients whose intraocular pressure could not be controlled by drug…
- Trial name
- NCT04912310
- Testing
- Argon laser peripheral iridoplasty
- Where
- China
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Angle-Closure Glaucoma
Research on the Diagnosis and Treatment of Angle Closure Glaucoma With Abnormal Lens Zonular
Angle-closure glaucoma is the main type of glaucoma in China, which is divided into acute and chronic angle-closure glaucoma. Previous studies from our group have found that, in lens excision combined with glaucoma surgery…
- Trial name
- NCT05163093
- Where
- China
- Volunteers
- 250 people
- Sponsor
- Chunyan Qiao_2021
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
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
Narrow Angle Patients at Risk for Angle Closure Glaucoma
Dysphotopsia Following Laser Peripheral Iridotomy
To establish the correlation of the location of the Nd:YAG laser peripheral iridotomy to the post operative visual symptoms experienced by some patients.
- Trial name
- NCT01758237
- Testing
- Neodymium-doped: Yttrium Aluminum Garnet (Nd:YAG) laser, Nd:YAG Laser Peripheral Iridotomy
- Where
- Canada
- Volunteers
- 214 people
- Sponsor
- Credit Valley EyeCare
Angle Closure Glaucoma, Glaucoma
Anterior Segment Changes by Optical Coherence Tomography (OCT) in Phaco- Trabeculectomy
1. Develop a measurement protocol by OCT imaging and characterization of the anterior chamber change in glaucoma patients before and after surgery. 2. Show the effect of combined surgery in control of intra ocular pressure.
- Conditions
- Angle Closure Glaucoma, Glaucoma, Cataract Secondary
- Trial name
- NCT03626675
- Testing
- phaco- trabeculectomy
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Assiut 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
Glaucoma, Angle-Closure
Phaco-ECP vs Phaco Alone in Primary Angle Closure
Comparison between phacoemulsification with endoscopic cyclophotocoagulation versus phacoemulsification alone in patients with either primary angle closure or primary angle closure glaucoma presenting with cataract or a clear…
- Trial name
- PHEPHA (NCT04562402)
- Testing
- Phacoemulsification, Endoscopic cyclophotocoagulation
- Where
- Saudi Arabia
- Volunteers
- 104 people
- Sponsor
- King Khaled Eye Specialist Hospital
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
Dry Eye Disease
Exploratory Study Comparing Signs and Symptoms in Patients With Ocular Hypertension or Glaucoma Using Xalatan R® or Travatan Z®
The purpose of this study is to determine if there is a difference in the ocular signs and symptoms of subjects' eyes using Xalatan® 0.005% versus Travatan Z® 0.004% based on the outcome of subject assessment and clinical…
- Trial name
- NCT00799682
- Testing
- Xalatan, Travatan Z
- Where
- 5 sites in United States
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Ophthalmic Consultants of Long Island
Glaucoma, Glaucoma, Open-Angle
Treatment Outcomes of MicroPulse Trans-scleral Cyclophotocoagulation in Uncontrolled Glaucoma
The goal of this study is to evaluate the efficacy and safety of the novel form of trans-scleral cyclophotocoagulation using micropulse diode laser and trans-pars plana treatment (Micropulse TSCPC, mTSCPC MP3, IRIDEX CYCLO G6™…
- Conditions
- Glaucoma, Glaucoma, Open-Angle, Glaucoma, Neovascular, Glaucoma and Ocular Hypertension
- Trial name
- NCT03187418
- Testing
- MicroPulse® P3 Glaucoma Device (MP3)
- Where
- Canada
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
Primary Angle Closure Glaucoma
Optical Coherence Tomography Quantitative Analysis of Changes in Anterior Chamber After Laser Peripheral Lridotomy
The purpose of this study is to analysis changes in anterior segment morphology after laser peripheral lrldotomy measured by optical coherence tomography, and to evaluate treatment effectiveness
- Trial name
- NCT02279472
- Testing
- Laserex Tango Nd:YAG, Ellex-SuperQ Medical, Australia
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Second Xiangya Hospital of Central South University
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
Glaucoma, Open-Angle, Glaucoma, Angle-Closure
Keratometric Change After XEN, Trabeculectomy and Tube Shunts
The main goal of this study is to assess the severity of postoperative corneal astigmatism induced by implantation of the XEN Gel Stent compared to that induced by traditional filtering surgery (trabeculectomy and GDDs).
- Conditions
- Glaucoma, Open-Angle, Glaucoma, Angle-Closure, Glaucoma Secondary, Glaucoma Eye
- Trial name
- Topo-XEN (NCT04602923)
- Testing
- Corneal topography: OPD-Scan, Corneal topography: Pentacam
- Where
- Canada
- Volunteers
- 50 people
- Sponsor
- Centre hospitalier de l'Université de Montréal (CHUM)
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
Glaucoma, Angle-closure, Primary, Acute
Phase IIA Double-Masked Randomized Sham-Controlled Trial of QPI-1007 Delivered by a Single Intravitreal Injection to Subjects With Acute Primary Angle-Closure Glaucoma (APACG)
This study will assess any side effects that may occur when QPI-1007 is injected into the eye in subjects with acute primary angle-closure glaucoma, as well as how long it takes for the body to clear the drug.
- Trial name
- NCT01965106
- Testing
- QPI-1007 Injection
- Where
- 8 sites in United States, Singapore and 1 more
- Volunteers
- 46 people
- Sponsor
- Quark Pharmaceuticals
Glaucoma, Closed-Angle, Glaucoma, Narrow-Angle
Efficacy and Necessity of Anti-inflammatory Drops After Laser Peripheral Iridotomy
The purpose of this study is to evaluate the efficacy and need for prescribing anti-inflammatory topical drops to patients undergoing laser peripheral iridotomy.
- Conditions
- Glaucoma, Closed-Angle, Glaucoma, Narrow-Angle, Glaucoma, Angle-Closure
- Trial name
- NCT02955641
- Testing
- Dexamethasone Disodium Phosphate 0.1%, Nepafenac 0.1%, Hydroxyethylcellulose 0.19%
- Where
- Israel
- Volunteers
- 100 people
- Sponsor
- Sheba Medical Center
Glaucoma, Angle-Closure
Relationship Between Topiramate Use and Ocular Angle Status
We test the hypothesis whether topiramate narrows the angles which may render Asians more likely to suffer from acute angle closure glaucoma.
- Trial name
- NCT00153699
- Testing
- Topiramate
- Where
- 2 sites in Hong Kong
- Volunteers
- 15 people
- Sponsor
- Chinese University of Hong Kong
Primary Angle Closure Glaucoma, Primary Angle Glaucoma Closure Suspect
Effect of Multifocal Intraocular Lens on Contrast Sensitivity in Primary Angle-Closure Patients
This prospective study included patients with primary angle-closure (PAC or primary angle-closure glaucoma (PACG) and visually significant cataract.
- Conditions
- Primary Angle Closure Glaucoma, Primary Angle Glaucoma Closure Suspect, Senile Cataract
- Trial name
- NCT04972435
- Testing
- Contrast sensitivity
- Where
- Thailand
- Volunteers
- 35 people
- Sponsor
- Siriraj Hospital