Clinical trials: Optic Nerve
Amblyopia, Strabismus
Screening for 3-D Visual Disorders in Preschool Children
Visual screening is necessary among pre-school children as they found themselves in a critical period of visual developement. To date, there are no national vision screening program that has been implemented nationwide.
- Conditions
- Amblyopia, Strabismus, Anisometropia
- Trial name
- VISION (NCT05204069)
- Testing
- Instillation of cyclopentolate
- Where
- France
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Healthy
Optical Coherence Tomography (OCT) Normative Data Collection Study
This study is being initiated to create a normal database including measures of optic nerve head (ONH), peripapillary retinal nerve fiber layer (RNFL), and macula using the Heidelberg Spectralis OCT device.
- Trial name
- S-2013-3 (NCT02014688)
- Where
- United States
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- Heidelberg Engineering GmbH
MTBI - Mild Traumatic Brain Injury
Validation of Clinical Outcome Measures Specific to mTBI-Related Oculomotor Disorders
The specific aim of this project is to validate clinical tests to be used as outcome measures in studies of mTBI-related vision problems.
- Trial name
- NCT07282691
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Salus University
Mitochondrial Diseases, Mitochondrial Respiratory Chain Deficiencies
A Phase Ia/Ib, SAD and MAD Study of of KL1333 in Healthy Subjects and Patients With Primary Mitochondrial Disease
This will be a double blind, randomised, placebo controlled, single and multiple oral dose study conducted in 3 parts: Part A, Part B and Part C.
- Conditions
- Mitochondrial Diseases, Mitochondrial Respiratory Chain Deficiencies, MELAS Syndrome, Mitochondrial Myopathies
- Trial name
- NCT03888716
- Testing
- KL1333
- Where
- 2 sites in United Kingdom
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Abliva AB
Ocular Motility Disorders
Oculomotor Training Improves Reading Eye Movement
Children with reading eye movement problems were recruited for this study. The treatment group was provided with oculomotor training for 8 weeks, the control group was given placebo exercises.
- Trial name
- NCT02981875
- Testing
- oculomotor training
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- The Hong Kong Polytechnic University
Regional Anesthesia, Horner Syndrome
Cerebral Blood Flow Evaluation With Trancranial Doppler After Interscalene Nerve Block
The purpose of this study is to assess cerebral blood flow velocity (CBFV) following regional anesthesia for shoulder surgery. The results of this study will help to further understand the physiologic effect of the interscalene…
- Conditions
- Regional Anesthesia, Horner Syndrome, Cerebral Blood Flow
- Trial name
- CBF-TCD (NCT04642612)
- Testing
- TCD Measurement
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Stanford University
Idiopathic Parkinson's Disease, Progressive Supranuclear Palsy
Foot Mechanical Stimulation for Treatment of Gait and Gait Related Disorders in Parkinson's Disease and Progressive Supranuclear Palsy.
The purpose of this research study is to evaluate safety and effectiveness of Foot Mechanical stimulation to improving Gait and Gait Related Disorders in Parkinson Disease and Progressive Supranuclear Palsy both stable and with…
- Trial name
- GONDOLAPILOTA (NCT01815281)
- Testing
- Foot Mechanical Stimulation (GONDOLA)
- Where
- 3 sites in Italy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- IRCCS San Raffaele Roma
Optic Nerve Sheath Diameter, Caudal Block
Effect of Caudal Block Injection Rate on Optic Nerve Sheath Diameter in Pediatric Surgeries
Our prospective observational study will include patients between the ages of 1-7 years, ASA 1-2, who will undergo elective surgery under general anesthesia, whose consent was obtained by their parents for the procedure to be…
- Trial name
- NCT06187714
- Testing
- caudal block rate
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Prof. Dr. Cemil Tascıoglu Education and Research Hospital Organization
Healthy
Regulation of Optic Nerve Head Blood Flow During Combined Changes in Intraocular Pressure and Arterial Blood Pressure
Autoregulation is defined as the ability of a vascular bed to adapt its vascular resistance to changes in perfusion pressure. In the eye, several studies have reported that retinal blood flow is autoregulated over a wide range of…
- Trial name
- NCT00912665
- Testing
- Laser Doppler Flowmetry, Goldmann applanation tonometer, squatting
- Where
- Austria
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Anterior Ischemic Optic Neuropathy
Effect of EECP on Anterior Ischemic Optic Neuropathy
Enhanced External Counterpulsation(EECP) therapy may promote the recovery of visual function by improving the blood perfusion of eyes. The present study aims to investigate the effect of EECP on Anterior Ischemic Optic Neuropathy.
- Trial name
- AION (NCT01768260)
- Testing
- Enhanced external counterpulsation, Aspirin
- Where
- China
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital, Sun Yat-Sen University
Glaucoma
Effects of Common Topical Glaucoma Therapy on Optic Nerve Head Blood Flow Autoregulation During Increased Arterial Blood Pressure and Artificially Elevated Intraocular Pressure in Healthy Humans
Background Autoregulation is the ability of a vascular bed to maintain blood flow despite changes in perfusion pressure. The existence of an effective autoregulation in the optic nerve circulation has been shown in animals and…
- Trial name
- NCT00275756
- Testing
- Timolol (drug), dorzolamide (drug), brimonidine (drug)
- Where
- Austria
- Volunteers
- healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Multiple Sclerosis, Neuromyelitis Optica Spectrum Disorders
Integrating Metabolism, Connectivity, and Mesoscale Imaging at Ultra-high Field to Decipher Mechanisms of Resilience and Neurodegeneration in Neurological Diseases and Healthy Aging
The MESO7 study is a prospective observational research project designed to investigate the mechanisms of resilience and neurodegeneration in neurological diseases and healthy aging.
- Conditions
- Multiple Sclerosis, Neuromyelitis Optica Spectrum Disorders, Myelin Oligodendrocyte Glycoprotein Antibody-Associated Disease (MOGAD), Alzheimer Disease
- Trial name
- MESO7 (NCT07202494)
- Testing
- Imaging Techniques (MRI 3T & 7T, Functional, Structural, and Metabolic Imaging)
- Where
- France
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- Assistance Publique Hopitaux De Marseille
Cancer
Laboratory Assay in Determining Cancer Resistance in Patients With Metastatic Cancer and in Healthy Participants
RATIONALE: Studying samples of blood and tissue in the laboratory from patients with cancer and from healthy participants may help doctors learn more about cancer.
- Trial name
- NCT00899496
- Testing
- immunological diagnostic method, physiologic testing
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Alzheimer Disease (AD), Frontotemporal Lobar Degeneration
ADDIA Proof-of-Performance Clinical Study
The objective of the ADDIA clinical Proof-of-Performance study is to validate the performance of ADDIA' blood biomarkers for diagnosis of Alzheimer's disease (AD).
- Conditions
- Alzheimer Disease (AD), Frontotemporal Lobar Degeneration, Dementia with Lewy Bodies (DLB), Parkinson Disease Dementia (PDD)
- Trial name
- ADDIA (NCT03030586)
- Testing
- volumetric MRI
- Where
- 13 sites in Belgium, France and 3 more
- Volunteers
- 821 people, healthy volunteers welcome
- Sponsor
- Amoneta Diagnostics SAS
Anxiety, Strabismus
Does Anxiety in Children on the Day of Surgery Impact Compliance in the Ophthalmology Clinic?
The hypothesis is that pediatric patients with increased levels of anxiety on the day of surgery, in particular at point of anesthetic induction, will demonstrate decreased compliance with assessment in ophthalmology clinic…
- Conditions
- Anxiety, Strabismus, Compliance
- Trial name
- NCT02704442
- Where
- Canada
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Queen's University
NMO Spectrum Disorder, Azathioprine Adverse Reaction
Monitoring of Azathioprine Metabolite Concentrations and Cytokine Levels in Neuromyelitis Optica Spectrum Disorder
Background: The pathogenesis of NMOSD has been linked to the cytokines interleukins (IL) -6, NOD-, LRR-and pyrin domain-containing 3 (NLRP3) and IL-18 that contribute to development of inflammatory reactionsmay.
- Trial name
- NCT05896605
- Testing
- Azathioprine
- Where
- China
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Guangxi Medical University
Multiple Sclerosis, Relapsing-Remitting, Optic Neuritis
Retinal Neuro-vascular Coupling in Patients With Multiple Sclerosis
Multiple sclerosis (MS) affects approximately 2.3 million patients worldwide, with a global median prevalence of 33 per 100,000. MS is diagnosed at an average of 30 years and affects twice as many women as men.
- Trial name
- NCT03401879
- Testing
- Dynamic Vessel Analyzer (DVA), Fourier Domain Doppler Optical Coherence Tomography (FDOCT), Optical coherence tomography (OCT)
- Where
- Austria
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Amblyopia, Strabismus
Amblyopia and Strabismus Detection Using a Pediatric Vision Scanner
The purpose of this project is to compare the performance of the Pediatric Vision Scanner (PVS) with the Gold Standard Examination to determine the effectiveness of the PVS at detecting amblyopia and strabismus.
- Trial name
- NCT01832883
- Testing
- Pediatric Vision Scanner
- Where
- United States
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Rebiscan, Inc.
Glaucoma
Spectralis OCT Repeatability and Reproducibility Study
This single-center, prospective, interventional clinical study is conducted to evaluate the repeatability and reproducibility of structural parameters of the optic nerve head, the peripapillary retinal nerve fiber layer, and the…
- Trial name
- S-2013-1 (NCT02209077)
- Testing
- OCT performed to collect data from the back of the eye
- Where
- Canada
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Heidelberg Engineering GmbH
Optic Disc Swelling
Antiacne Medications Pseudotumor Cerebri
The exact incidence of optic disc swelling and idiopathic intracranial hypertension in patients using antiacne medication is not known so far.
- Trial name
- AAMPTC (NCT02149615)
- Testing
- Retinal nerve fibre layer measurement
- Where
- Switzerland
- Volunteers
- 310 people, healthy volunteers welcome
- Sponsor
- University of Zurich