Clinical trials: Primary Open-angle Glaucoma
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
Glaucoma, Open-Angle
The Effect of Pseudoexfoliation on Choroidal Thickness in Open Angle Glaucoma
Purpose: To investigate the effect of pseudoexfoliation (PEX) on choroidal thickness in primary open-angle glaucoma (POAG). Methods: This prospective, randomized study included 30 POAG patients and 30 PEX glaucoma patients with…
- Trial name
- NCT03373942
- Testing
- Choroidal thickness measurements with SD-OCT device
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Emine Deniz Egrilmez
Glaucoma
Polymorphisms in the Human Matrix Metalloproteinase Genes MMP1, MMP3, and MMP9: Genetic Risk Factors of Primary Open Angle Glaucoma?
Matrix metalloproteinases (MMPs) fulfill diverse important molecular functions and play pivotal roles in development, tissue morphogenesis, repair, aging, and inflammatory processes.
- Trial name
- NCT00312403
- Testing
- Blood Sample
- Where
- Austria
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
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
African Descent and Glaucoma Evaluation Study
According to the National Eye Institute, Glaucoma affects about three million Americans. Among Blacks in the United States, open- angle glaucoma is the leading cause of irreversible visual loss.
- Trial name
- ADAGES (NCT00221923)
- Where
- 3 sites in United States
- Volunteers
- 1,540 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Glaucoma, Open-Angle
Comparation of CLASS Combined With Phacoemulsification and CLASS Alone in the Treatment of Primary Open Angle Glaucoma
To compare the effect of intraocular pressure control and the incidence of peripheral anterior synechia between CLASS combined with phacoemulsification and CLASS alone in the treatment of primary open-angle glaucoma
- Trial name
- NCT04920227
- Testing
- phacoemulsification;
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Cataract, Primary Open-angle Glaucoma
Optical Coherence Tomography of Nerve Fiber Layer and Ganglion Cell Complex After Cataract Extraction
Optical coherence tomography (OCT) for retinal nerve fiber layer (RNFL) and ganglion cell complex (GCC) is done before and after cataract extraction in patients with or without primary open angle glaucoma (POAG)
- Trial name
- NCT03889652
- Testing
- Oct scans
- Where
- Egypt
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Kasr El Aini Hospital
POAG, Primary Open Angle Glaucoma
A Comparison of Xalatan (Latanoprost) to Apo-latanoprost and Co-latanoprost in the Treatment of Glaucoma
The purpose of the study is to provide evidence that the efficacy of Xalatan will be superior to Apo-latanoprost and Co-latanoprost in the reduction of intraocular pressure in patients with primary open angle glaucoma.
- Conditions
- POAG, Primary Open Angle Glaucoma, Ocular Hypertension
- Trial name
- NCT02792803
- Testing
- Xalatan, Apo-Latanoprost, Co-Latanoprost
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Dr. David Yan
Glaucoma
Investigating the Genetic Basis of Pseudoexfoliation Syndrome, Angle-closure Glaucoma and Primary Open-angle Glaucoma
There is increasing evidence that there are genetic risk factors for several forms of glaucoma, such as glaucoma caused by pseudoexfoliation syndrome (PXF) ,primary angle closure glaucoma (PACG) and primary open-angle glaucoma…
- Trial name
- NCT03423758
- Testing
- Blood sample
- Where
- Austria
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Congenital Glaucoma
Genetic Testing in Primary Congenital Glaucoma Patients
Primary congenital glaucoma patients and their immediate relatives will undergo complete ophthalmic examination and an interview with a geneticist. A blood sample will be drown from all participants for DNA analysis.
- Trial name
- NCT01136460
- Where
- Israel
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Carmel Medical Center
Glaucoma, Open-angle
The Effectiveness of YAG Iridotomy in Preventing Peripheral Anterior Synechia After CLASS in Primary Open Angle Glaucoma
To investigate the effectiveness of YAG laser iridotomy in preventing peripheral anterior synechia after CO2 Laser-Assisted Sclerectomy Surgery and the long-term effect of reducing intraocular pressure
- Trial name
- NCT04912362
- Testing
- YAG iridotomy
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
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, Inflammatory Response
Impact Post-operative Treatment on Intraocular Pressure Post-SLT on Patients With Primary Open-angle Glaucoma
The present study's main objective is to assess if there is a significant difference between either of the treatments frequently used in post-op, namely a topic cortisone-based treatment, an non-steroidal anti-inflammatory drug…
- Trial name
- SLT (NCT01058278)
- Testing
- Selective Laser trabeculoplasty
- Where
- Canada
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- CHU de Quebec-Universite Laval
Primary Open Angle Glaucoma
Effect of Travoprost 0.004% on Retinal Oximetry in Primary Open Angle Glaucoma
Glaucoma is the second leading cause of blindness among seniors in Canada. It is often associated with an elevated intraocular pressure (IOP), but its exact mechanism is still largely unknown.
- Trial name
- NCT01711177
- Testing
- travoprost
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Université de Montréal
Primary Open Angle Glaucoma, Myopia
Diagnostic Innovations in Glaucoma Study
The overarching goal of our research study is to evaluate changes in visual function and optic nerve topography (the structure of the back of the eye) in patients with glaucoma (increased susceptibility to pressure inside the eye…
- Trial name
- DIGS (NCT00221897)
- Where
- United States
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
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
Primary Open Angle Glaucoma
The Antioxidant Effect of Routine Vascular Therapy for Normal Tension Glaucoma Patients
To quantify oxidative stress in circulating leukocytes of normal tension glaucoma patients, prior to and one month after routine vascular therapy.
- Trial name
- NCT00465348
- Volunteers
- healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Vitamin D Deficiency, Primary Open- Angle Glaucoma
Associations of Vitamin D Deficiency and Vitamin D Receptor Polymorphisms With the Risk of Primary Open-angle Glaucoma
This study investigated whether vitamin D receptor gene polymorphism is altered in primary open-angle glaucoma subjects carrying the risk allele and vitamin D deficiency is an important factor in the development of glaucoma.
- Trial name
- NCT02539745
- Testing
- Vitamin D receptor polymorphic analysis, Serum levels of 1a, 25-Dihydroxyvitamin D3
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Lv Yingjuan
Primary Open Angle Glaucoma, Normal Tension Glaucoma
Correlation of Orbital Cerebrospinal Fluid Pressure and Retinal Venous Outflow in Primary Open-angle Glaucoma
A spontaneous venous pulsation over the optic disc is an ophthalmological sign that can potentially be found in up to 98% of healthy individuals.
- Trial name
- NCT01795014
- Where
- Belgium
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Glaucoma, Primary Open Angle
Adaptive Optics Retinal Imaging
The objective of the study is to collect and assess adaptive optics (AO) retinal images from human subjects in support of projects to demonstrate, advance, and enhance clinical use of AO technology.
- Trial name
- NCT05370287
- Testing
- oxygen inhalation, Adaptive optics imaging
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Food and Drug Administration (FDA)