Clinical trials: Glaucoma, Low Tension
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, Open-Angle, Normal Tension Glaucoma
Investigation of Neurovascular Coupling in Glaucoma Patients and Healthy Subjects
Glaucoma is characterized by a progressive loss of retinal ganglion cells (RGCs) leading to optic nerve head (ONH) damage and associated visual field defects.
- Conditions
- Glaucoma, Open-Angle, Normal Tension Glaucoma, Ocular Hypertension
- Trial name
- NCT03870230
- Testing
- Fourier Domain Doppler Optical Coherence Tomography (FDOCT), Dynamic Vessel Analyzer (DVA), Pattern Electroretinography (pERG)
- Where
- Austria
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Glaucoma
The Water Drinking Test in Glaucoma Study
To investigate the correlation and agreement between the intraocular pressure peaks detected during the water drinking test and modified diurnal tension curve in glaucomatous eyes and to analyse whether this is associated with…
- Trial name
- WIGS (NCT05283031)
- Testing
- Modified Diurnal Tension Curve
- Where
- United Kingdom
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Open Angle Glaucoma, Normal Tension Glaucoma
Study on the Oxygen Saturation in Pulsating and Non-pulsating Central Retinal Veins
Retinal ischemia is thought to play an important role in the pathogenesis of glaucoma. Recent findings have confirmed that there is a direct correlation between the levels of venous oxygen saturation and the degree of the…
- Trial name
- NCT01794442
- Where
- Belgium
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Open Angle Glaucoma, Low Tension Glaucoma
Validation of Retinal Oximetry in Glaucoma Patients: a Structural and Functional Correlation
Retinal ischemia is thought to play an important role in the pathogenesis of glaucoma. Up until today, very little is known about the metabolic alterations in the retina of glaucoma patients, since only techniques for surrogate…
- Trial name
- NCT01391247
- Where
- Belgium
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Open Angle Glaucoma
Does the Optic Disc Grading Done Visually by Your Doctor Agree With Optic Nerve Testing Which is Done by Machines?
The purpose of this study is to determine how well the DDLS (Disc Damage Likelihood Scale) (which is a method used by the eye doctor to evaluate how healthy the optic nerve is) measures up to the standard glaucoma tests: OCT…
- Trial name
- NCT00430287
- Where
- United States
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Normal Tension Glaucoma
Systemic Glutathione Level in Normal Tension Glaucoma
The purpose of this study is to evaluate whether systemic glutathione level is decreased in patients with normal tension glaucoma.
- Trial name
- NCT00570362
- Where
- South Korea
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- The Catholic University of Korea
Glaucoma, Primary Open Angle
LSFG in Patients With Normal Tension Glaucoma Tension Glaucoma
Glaucoma is the second leading cause of blindness worldwide. Literature shows increasing evidence that dysfunction of ocular microcirculation in the optic nerve influences the progression of glaucoma.
- Trial name
- NCT03318510
- Testing
- Laser Speckle Flowgraphy
- Where
- Austria
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Augenabteilung Allgemeines Krankenhaus Linz
Normal Tension Glaucoma
Intraocular Pressure and Ocular Perfusion Pressure of Cosopt in Normal Tension Glaucoma
To prove the non-inferiority of the fixed timolol-dorzolamide combination (Cosopt) compared to 0.005% latanoprost (Xalatan) in the aspects of intraocular pressure (IOP) and ocular perfusion pressure (OPP) in subjects with normal…
- Trial name
- NCT01175902
- Testing
- dorzolamide/timolol, latanoprost
- Where
- South Korea
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- The Catholic University of Korea
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
Glaucoma
Psychopathology of Normal-tension Glaucoma in Hong Kong Chinese Out-patient
It is suggested the pathogenesis of normal-tension glaucoma (NTG) involves vascular dysregulation. In the past studies, it is well documented that many physical problems related to vascular dysregulation, such as angina pectoris…
- Trial name
- NCT00324181
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Low Tension Glaucoma
Evaluation of Blood Flow Regulation With Laser Speckle Flowgraphy
The study includes Caucasian patients with diagnosis of normal tension glaucoma and age- and sex-matched healthy individuals. Measurements of optic nerve head blood flow will be performed with laser speckle flowgraphy (LSFG).
- Trial name
- NCT03391518
- Testing
- Water drinking test
- Where
- Austria
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Augenabteilung Allgemeines Krankenhaus Linz
Normal Tension Glaucoma
Effect of Netarsudil vs Brimonidine in NTG Patients on Latanoprost
A randomized, multicenter, investigator-masked prospective study of NTG patients currently on latanoprost 0.005% monotherapy, to study the effect of IOP change with the introduction of netarsudil 0.02% vs brimonidine 0.1%.
- Trial name
- NCT06449352
- Testing
- Netarsudil, Brimonidine
- Where
- 4 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Westlake Eye Specialists
Open-angle Glaucoma, Low Tension Glaucoma
Waveform Analysis of the Doppler Curve of Ophthalmic Arteries in Glaucoma Patients
Color Doppler Imaging (CDI) has been providing information about ocular blood flow over the past decades. This non-invasive procedure based on ultrasound technique has identified increased resistance and decreased systolic blood…
- Trial name
- NCT01487655
- Where
- Belgium
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Glaucoma, Ocular Hypertension
EVALUATION of CATS TONOMETER PRISM in LASIK SUBJECTS
The CATS Tonometer prism clinical study is intended to determine repeatability of intraocular pressure measurement in human corneas which have undergone a LASIK procedure when compared to a standard Goldmann prism, validating the…
- Conditions
- Glaucoma, Ocular Hypertension, Normal Tension Glaucoma
- Trial name
- NCT06266351
- Testing
- This is observational IOP measurement
- Where
- 2 sites in United States
- Volunteers
- 198 people, healthy volunteers welcome
- Sponsor
- Intuor Technologies, Inc.
Glaucoma, GLAUCOMA 1, OPEN ANGLE, D (Disorder)
24-hour Wear Performance and Safety Study of Smartlens miLens Contact Lens for IOP Monitoring
The goal of this clinical trial is to learn if a new contact lens device can record patterns in eye pressure for 24 hours in adults with glaucoma and in healthy participants.
- Conditions
- Glaucoma, GLAUCOMA 1, OPEN ANGLE, D (Disorder), Ocular Hypertension, Ocular Hypertension (OH)
- Trial name
- NCT06689696
- Testing
- miLens system
- Where
- 3 sites in United States
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Smartlens, Inc.
Mean Blur Ratio
Isometric Exercise in NTG
Glaucoma is the second leading cause of blindness worldwide. Literature shows increasing evidence that dysfunction of ocular microcirculation in the optic nerve influences the progression of glaucoma.
- Trial name
- NCT03921372
- Testing
- Isometric exercise
- Where
- Austria
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Augenabteilung Allgemeines Krankenhaus Linz
Open Angle Glaucoma, Normal Tension Glaucoma
Reproducibility of Blood Flowmetry in Human Retina Using the Nidek Laser Speckle Flowgraphy LSFG-NAVI System
In addition to intraocular pressure blood perfusion pressure in the optic nerve is an important factor determing the cause of glaucoma. Increasing evidence suggests that in glaucoma patients retinal blood may be decreased.
- Conditions
- Open Angle Glaucoma, Normal Tension Glaucoma, Healthy
- Trial name
- LSFG Repro (NCT04014933)
- Testing
- LASER SPECKLE FLOWGRAPHY
- Where
- Switzerland
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Open Angle Glaucoma, Normal Tension Glaucoma
Ocular Blood Flow in Glaucoma Patients - the Leuven Eye Study
Glaucoma is a leading cause of blindness worldwide, whose treatment - intraocular pressure lowering - is only partially effective in preventing disease progression.
- Trial name
- NCT01840202
- Where
- Belgium
- Volunteers
- 770 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Normal Tension Glaucoma
IOP Lowering Effects of Topical Anesthetics Used Frequently in the Ophthalmology Clinic
The primary purpose of this study is to determine whether topical ophthalmic anesthetics lower the intraocular pressure in the eye.
- Trial name
- NCT01254149
- Where
- United States
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- University of Nebraska