Clinical trials: Primary Open - Angle Glaucoma (POAG)
Vitamin D Deficiency, Primary Open-angle Glaucoma
Comparison of Vitamin D Status and Vitamin D Receptor Polymorphisms in Patients With High Myopia and Primary Open-angle Glaucoma
Vitamin D deficiency is known to be significantly associated with high myopia. This study investigated the vitamin D status in patients with high myopia and primary open-angle glaucoma, in order to understand the relationship…
- Conditions
- Vitamin D Deficiency, Primary Open-angle Glaucoma, High Myopia, Vitamin D Receptor Polymorphisms
- Trial name
- NCT03021629
- Testing
- Serum levels of 1a, 25-Dihydroxyvitamin D3 were measured by an enzyme-linked immuno-absorbent assay
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Lv Yingjuan
Macular Degeneration, Dry, Primary Open-angle Glaucoma
Retinal Photoreceptor Outer Segment Length Before and After Light Stimulation - a Pilot Study
It has been shown that reactions of human retinal photoreceptors to a light stimulus can be measured with custom-made, research prototype optical coherence tomography (OCT) systems.
- Trial name
- NCT03921931
- Testing
- White light stimulation
- Where
- Austria
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Primary Open Angle Glaucoma, Ocular Hypertension
Assessment of Optic Nerve Radiation in Patients With Glaucoma and Ocular Hypertension by 7 Tesla Diffusion Tensor Imaging
Glaucoma is among the leading causes for blindness in the western world. Elevated intraocular pressure (IOP) has been identified as the most important risk factor.
- Conditions
- Primary Open Angle Glaucoma, Ocular Hypertension, Normal Tension Glaucoma
- Trial name
- NCT01864317
- Testing
- 7-Tesla MRI, Optical Coherence Tomography, Heidelberg Retina Tomography
- Where
- Austria
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Primary Open Angle Glaucoma
Comparison of Retinal Nerve Fiber Layer (RNFL) Thickness Measurements by Time-Domain and Spectral-Domain OCT In Glaucoma Patients
Measurement of RNFL thickness by OCT is at a cornerstone for the correct diagnosis and monitoring of progression of glaucomatous optic neuropathy.
- Trial name
- NCT00773877
- Where
- South Korea
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Glaucoma
Will Listening to Music Make it Easier to Take a Visual Field Test?
The purpose of this study is to examine if there is a difference between glaucoma patients having background music and not having background music before visual field testing.
- Trial name
- NCT01027039
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Glaucoma Open-Angle Primary, Glaucoma
Comparing Preoperative Injection of Mitomycin-C vs. Intraoperative Injection of Mitomycin-C vs. Topical Application of Mitomycin-C (Conventional Use) in Trabeculectomy
In this Pilot explorative study, the investigators are going to estimate and compare the outcomes of three different delivery methods of MMC for Trabeculectomy: a subconjunctival injection of MMC 0.002% at the site of future…
- Conditions
- Glaucoma Open-Angle Primary, Glaucoma, Open Angle Glaucoma, Glaucoma, Open-Angle
- Trial name
- NCT03875911
- Testing
- Mitomycin C
- Where
- 4 sites in United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Glaucoma, Open-Angle
Choroidal Thickness and Its Correlations With Ocular Parameters in Primary Open-angle Glaucoma
Glaucoma is one of the leading causes of blindness worldwide that is a chronic public health problem. Unfortunately, glaucoma can be diagnosed when the disease reaches a certain level in today's conditions.
- Trial name
- NCT03966560
- Testing
- Brimonidine Tartrate, Dorzolamide (as Dorzolamide Hydrochloride) 20 Mg/mL and Timolol (as Timolol Maleate) 5 Mg/mL Eye Drops, Brinzolamide/Timolol 10 MG/1 ML-5 MG/1 ML Ophthalmic Suspension
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Afyon Kocatepe University Hospital
Glaucoma, Glaucoma, Open-Angle
Prevalence of Glaucoma and Normative Data of Ocular Biometry in Elderly Population in Bangkok
The BANMOP eye study is an ophthalmic subproject of the Bangkoknoi Model Project (BANMOP), a community-based initiative integrating electronic health databases with population surveys to sup-port context-specific health promotion…
- Conditions
- Glaucoma, Glaucoma, Open-Angle, Glaucoma, Suspect, Glaucoma, Angle-Closure
- Trial name
- BANMOP (NCT07763288)
- Where
- Thailand
- Volunteers
- 1,470 people, healthy volunteers welcome
- Sponsor
- Siriraj Hospital
Open Angle Glaucoma, Normal Tension Glaucoma
Study on Ocular Blood Flow and the Orbital Cerebrospinal Fluid Pressure in Glaucoma
Ocular blood flow has been consistently demonstrated to be altered in glaucoma patients when compared to otherwise healthy individuals.
- Trial name
- NCT01802463
- Where
- Belgium
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Primary Open Angle Glaucoma
STudy to Assess Rapid Disease Progression by Clinical and Genetic Factors In Glaucoma patientS That Are High Risk
The purpose of this study is to perform exploratory analyses to evaluate rates of functional and structural change in glaucoma, to identify predictors of rapid progression in patients with glaucoma and to identify possible…
- Trial name
- STARFISH (NCT01442896)
- Where
- United States
- Volunteers
- 133 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Subjects With Primary Open-angle Glaucoma (POAG)
Prospective Evaluation of Open-Angle Glaucoma Subjects on One Topical Hypotensive Medication Treated With Two iStents
The purpose of this study is to evaluate the intraocular pressure (IOP) lowering effect of two iStent devices in eyes of subjects with primary open-angle glaucoma
- Trial name
- NCT01252862
- Testing
- iStent
- Where
- Armenia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Glaukos Corporation
Glaucoma Open-Angle Primary
OCTA Study of Choroidal Vasculature in Open Angle Glaucoma Patients
The aim of the present study was to examine and measure SFCT and CCVD using respectively EDI-OCT and OCTA in preperimetric and advanced glaucomatous eyes, in order to shed light on the vascular pathogenesis of glaucoma disease.
- Trial name
- NCT05455567
- Testing
- OCTA
- Where
- Italy
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Federico II University
Primary Open Angle Glaucoma
Efficacy of Retinal Nerve Fiber Layer (RNFL) / Ganglion Cell Layer Thickness Ratio by RT-View Utilizing Spectral -Domain Technology as a Diagnostic Predictor of Glaucoma.
RT-View utilizes spectral domain technology to assess both RNFL and ganglion cell layer thickness. This study aims to correlate visual field defects in patients with glaucoma to both RNFL and ganglion cell layer thickness.
- Trial name
- NCT00773123
- Where
- South Korea
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Primary Open Angle Glaucoma, Healthy Subjects
Efficacy of 24-hour Intraocular Pressure Fluctuation Recording With the SENSIMED Triggerfish Contact Lens Sensor
The objectives of this study are to assess the safety and effectiveness of the SENSIMED Triggerfish® (TF) device in continuous recording of relative fluctuation in intraocular pressure (IOP).
- Trial name
- NCT01390779
- Testing
- SENSIMED Triggerfish
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Sensimed AG
Primary Open Angle Glaucoma (POAG)
Association Between Matrix Metalloproteinase-9 Gene Polymorphism and Susceptibility to Primary Open Angle Glaucoma Patients in Sohag University Hospital
The goal of this observational study is to investigate the potential association between MMP-9 gene polymorphism and susceptibility to Primary Open Angle Glaucoma development in Egyptian patients The main question it aims to
- Trial name
- NCT07119905
- Testing
- genotyping assay by polymerase chain reaction
- Where
- Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sohag University
Primary Open Angle Glaucoma (POAG)
One, Two, or Three iStents for the Reduction of Intraocular Pressure in Open-angle Glaucoma Subjects
The purpose of this study is to evaluate the safety and efficacy of the intraocular pressure (IOP) lowering effect of one, two, or three iStent devices in eyes of subjects previously on two anti-glaucoma medications.
- Trial name
- NCT01517477
- Testing
- iStent
- Where
- Armenia
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Glaukos Corporation
Glaucoma
Analysis of the Eye in Patients With Primary Open-Angle Glaucoma and a Visual Field Defect in One Eye
The study aims to further understand glaucoma pathogenesis and progression by utilizing enhanced depth imaging optical coherence tomography to visualize and measure lamina cribrosa in vivo and segmentation technology to…
- Trial name
- NCT02622191
- Testing
- Spectral domain Optical Coherence Tomography
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Macular Degeneration, Glaucoma
An Open Study Comparing the Effects of Moxaverine on Ocular Blood Flow in Patients With Age- Related Macular Degeneration, Primary Open Angle Glaucoma and Healthy Control Subjects
A number of common eye diseases such as age-related macular degeneration and glaucoma are associated with ocular perfusion abnormalities.
- Conditions
- Macular Degeneration, Glaucoma, Regional Blood Flow
- Trial name
- NCT00709449
- Testing
- moxaverine
- Where
- Austria
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Glaucoma, Primary Open Angle Glaucoma
Ahmed Glaucoma Valve Surgery With Mitomycin-C
This study will determine the effectiveness of Mitomycin-C use in the glaucoma surgery Ahmed valve implantation. Approximately 100 patients will be enrolled, with half receiving the Mitomycin-C treatment and the other half…
- Conditions
- Glaucoma, Primary Open Angle Glaucoma, Secondary Glaucoma, Neovascular Glaucoma
- Trial name
- AMCT (NCT02805257)
- Testing
- Mitomycin-C, Balanced Salt Solution, Ahmed Glaucoma Valve Implant
- Where
- 4 sites in United States, China and 2 more
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Glaucoma, Glaucoma, Primary Open Angle
UCP (Ultrasound Cyclo Plasty) in the Treatment of Chinese Patients With Primary Open-angle Glaucoma
Traditional ciliary body photocoagulation treatment uses the photocoagulation of long-wavelength laser to destroy the ciliary body tissue that can produce aqueous humor.
- Trial name
- NCT04321122
- Testing
- ultrasound cyclo plasty
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University