Clinical trials: Optic Nerve
Postoperative Cognitive Impairment, Optic Nerve Sheath Edema
Effect of Different Ventilation Modes on POCD in Elderly Patients with Abdominal Wall Hernia
The purpose of this clinical trial is to understand the effect of different ventilation patterns during surgery on postoperative cognitive impairment in elderly patients with abdominal wall hernias.
- Trial name
- NCT06764745
- Testing
- PC Ventilation Modes, VC Ventilation Modes, PRVC Ventilation Modes
- Where
- China
- Volunteers
- 471 people, healthy volunteers welcome
- Sponsor
- Inner Mongolia University of Science and Technology
Glaucoma, Optic Neuropathy, Ischemic
Neural Conduction Along the Visual Pathways After Oral Treatment With Citicoline in Patients With Optic Nerve Diseases
In the management of glaucoma, as for as in other optic nerve diseases, an important goal of ophthalmologists is represented by the possibility of influencing visual function.
- Conditions
- Glaucoma, Optic Neuropathy, Ischemic, Visual Pathway Disorder, Optic Nerve
- Trial name
- NCT00404729
- Testing
- Citicoline
- Where
- 2 sites in Italy
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Fondazione G.B. Bietti, IRCCS
NMO Spectrum Disorder, MRI
Clinical and Imaging Cohort of Neuroinflammation Diseases in China (CLUE)
CLUE is a prospective study to assess structural and functional changes of the brain, spinal cord, and optic nerve, as well as the inflammatory environment in patients with neuroinflammatory and demyelinating diseases.
- Conditions
- NMO Spectrum Disorder, MRI, Multiple Sclerosis, MOGAD
- Trial name
- NCT04106830
- Testing
- Intravenous steroid
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Beijing Tiantan Hospital
Depression
Effect of Electroconvulsive Therapy on Retinal Nerve Fiber Layer Thickness in Depression
The aim of this study is to investigate the changes in the retinal nerve fiber layer thickness of the patients with depression who received electroconvulsive therapy by means of optical coherence tomography.
- Trial name
- NCT04305132
- Testing
- Electroconvulsive therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Mehmet Diyaddin Güleken
Primary Open Angle Glaucoma
a 3.0T Magnetic Resonance Imaging Study
Glaucomatous damage not only occurred to retinal ganglion cells in the eyes, but went across optic nerves, visual chiasm, lateral geniculate nucleus (LGN) and finally the visual cortex; the neural degenerations could be…
- Trial name
- NCT01346904
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Huazhong University of Science and Technology
Concussion, Mild, Convergence Insufficiency
Spectacles Lens in Concussed Kids
We will be looking at 3 treatment arms in the form of different type of glasses to see if one is superior to helping kids have sustained a concussion and are symptomatic.
- Conditions
- Concussion, Mild, Convergence Insufficiency, Accommodation; Insufficiency
- Trial name
- SLICK (NCT03123822)
- Testing
- Glasses
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Alzheimer Disease, Mild Cognitive Impairment
Tau Imaging With JNJ067
This protocol is designed to assess the utility of a new positron emission tomography (PET) radiopharmaceutical to image tau, [18F] JNJ067, invented by Janssen Pharmaceutical companies of Johnson \& Johnson.
- Conditions
- Alzheimer Disease, Mild Cognitive Impairment, Progressive Supranuclear Palsy
- Trial name
- NCT03926702
- Testing
- Radiopharmaceuticals
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
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
Convergence Insufficiency
Objective Assessment of Disparity Vergence After Treatment of Symptomatic CI in Children
This study is designed to evaluate changes in objective measures of disparity vergence after office-based vergence/accommodative therapy (OBVAT) for convergence insufficiency (CI) in children 12-17 years old.
- Trial name
- NCT03248336
- Testing
- office-based vergence/accommodative therapy
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Salus University
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
Diabetic Peripheral Neuropathy
Corneal Nerves Function and Structure
Peripheral neuropathy affects about 50% of the diabetic population and there is no treatment other than good blood glucose control, which is ineffective in subjects with type 2 diabetes.
- Trial name
- NCT04222660
- Testing
- Blackmores Omega Daily (4 1g capsules per day)
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Macular Holes, Epiretinal Membrane
Intraoperative OCT Guidance of Intraocular Surgery II
The overall five-year goals of the project are to develop novel technology to provide actionable new information through provision of live volumetric imaging during surgery, improving surgical practice and outcomes.
- Conditions
- Macular Holes, Epiretinal Membrane, Diabetic Retinopathy, Retinal Detachment
- Trial name
- MIOCT (NCT03713268)
- Testing
- Microscope integrated optical coherence tomography
- Where
- United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Duke University
Gut Microbiota
Gut Microbiota in Major Depressive Disorders With and Without Rapid Eye Movement Behavior Disorder
The purpose of this study is to identify the variations in gut microbiota compositions between two subtypes of major depressive disorder.
- Trial name
- NCT05008120
- Testing
- No intervention
- Where
- Hong Kong
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Craniotomy Surgery, Pediatric Patient Safety
The Effect Of Positive End-Expiratory Pressure on Optic Nerve Sheath Diameter In Pediatric Patients Undergoing Craniotomy in Supine Position
This study evaluated the effect of positive end-expiratory pressure (PEEP) on optic nerve sheath diameter (ONSD), an indicator of intracranial pressure, in pediatric patients undergoing craniotomy in the supine position.
- Conditions
- Craniotomy Surgery, Pediatric Patient Safety, Pediatric Patient, Positive End-expiratory Pressure (PEEP)
- Trial name
- NCT07370779
- Testing
- General Anesthesia, Anesthetic Agents, mechanical ventilation (MV)
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Dr. Lutfi Kirdar Kartal Training and Research Hospital
Strabismus
Effect of Neuromuscular Blockade on the Oculomotor by Not Squinting Child
Strabismus is a common condition (4-6% of the population) . The screening and treatment is a public health issue. Indeed, beyond the disfigurement, this disease is very supplier of amblyopia which is definitive if it is not…
- Trial name
- STRABO (NCT02360969)
- Testing
- Examination of the eye
- Where
- 2 sites in France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Optic Atrophy, Autosomal Dominant
Advanced Characterization of Autosomal Dominant Optic Atrophy
The purpose of this study is to determine the anatomy of the retina and the optic nerve in patients with autosomal dominant optic atrophy (ADOA).
- Trial name
- NCT01522638
- Where
- Denmark
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Glostrup University Hospital, Copenhagen
Parkinson's Disease, Parkinsonism
VisMemoPD Protocol: an Observational Pilot Study on Spatial and Topographical Memory in Patients With Parkinson's Disease and Parkinsonism
VISMEMO-PD is an observational pilot study aimed at investigating visuospatial memory in reaching space and topographical memory in navigational space in patients with Parkinson's disease and Parkinsonism.
- Conditions
- Parkinson's Disease, Parkinsonism, Multiple System Atrophy, Progressive Supranuclear Palsy
- Trial name
- VISMEMO-PD (NCT07827963)
- Testing
- Multimodal visuospatial and topographical memory assessment
- Where
- 3 sites in Italy
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- IRCCS San Raffaele Roma
Glaucoma
Optic Nerve Perfusion Following Treatment with Latanoprost Versus Brimionidin Tartrate
This study aimed to evaluate the effects of topical Latanoprost 0.005 % versus Brimionidin tartrate 0.2% on perfusion of optic nerve head This prospective interventional randomized study included 56 naive patients recently…
- Trial name
- NCT06730516
- Testing
- Latanoprost (Xalatan), Brimonidine 0.2 %
- Where
- Egypt
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Zagazig University
Progressive Supranuclear Palsy, Parkinson's Disease
Postural Instability in Progressive Supranuclear Palsy
The purpose of this study is to better understand why individuals with Progressive Supranuclear Palsy (PSP) fall. Understanding the mechanism of gait and balance dysfunction in individuals with PSP may provide us with important…
- Trial name
- NCT01563276
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Cholecystitis
Comparison of the Effects of Different PEEP Values With USG on Optic Nerve Sheath Diameter
Laparoscopic surgeries are now more popular because of the advantages such as shorter hospital stay, minimal scar. In order to perform laparoscopic surgery, pneumoperitoneum should be initiated.
- Trial name
- NCT06224868
- Testing
- insufflation, desufflation
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Baskent University