Clinical trials: Optic Nerve, active
Optic Nerve Sheath Diameter Measurement, Intracranial Pressure Increase
Assessment of Optic Sheat Diameter (ONSD) and Eyeball Transverse Diameter (ETD) Ratio Measurement From Ocular Ultrasound
The aim of this study is to evaluate the effects of different carbon dioxide gas insufflation pressures on the ultrasound-guided optic nerve sheath diameter in patients undergoing laparoscopic cholecystectomy and to determine the…
- Conditions
- Optic Nerve Sheath Diameter Measurement, Intracranial Pressure Increase, Laparoscopic Cholecystectomy Surgery
- Trial name
- ONSD ETD (NCT07784361)
- Testing
- Low Pressure Group, High Pressure Group
- Volunteers
- 68 people
- Sponsor
- Gaziantep City Hospital
Ophthalmic Artery, Labor and Delivery
The Ophthalmic Artery Doppler Evaluation Prior to Labor Induction and Adverse Intrapartum Fetal Outcomes
The ophthalmic artery Doppler has been recently proposed as a potential "soft marker" for placental insufficiency in retrospective and observational studies, with similar clinical significance with respect to Uterine Artery (UA)…
- Conditions
- Ophthalmic Artery, Labor and Delivery, Induction of Labor, Intrapartum Fetal Distress
- Trial name
- OPHELIA (NCT07846137)
- Testing
- Ophthalmic Artery Doppler
- Where
- Italy
- Volunteers
- 1,477 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Rare Disorders, Undiagnosed Disorders
Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford
The Coordination of Rare Diseases at Sanford (CoRDS) is an international patient registry that serves as a centralized resource for rare disease research.
- Conditions
- Rare Disorders, Undiagnosed Disorders, Disorders of Unknown Prevalence, Cornelia De Lange Syndrome
- Trial name
- CoRDS (NCT01793168)
- Where
- United States
- Volunteers
- 20,000 people
- Sponsor
- Sanford Health
Non-Arteritic Anterior Ischemic Optic Neuropathy
Efficacy and Safety of Intranasal Cenegermin in Adult Participants With Non-Arteritic Anterior Ischemic Optic Neuropathy (NAION)
This is a phase 3, randomized, multicenter, vehicle-controlled, double-masked study to evaluate the efficacy and safety of intranasal cenegermin compared with vehicle control in adult participants with NAION.
- Trial name
- NCT07453888
- Testing
- Cenegermin, Vehicle
- Where
- 38 sites in United States, Australia and 2 more
- Volunteers
- 272 people
- Sponsor
- Dompé Farmaceutici S.p.A
Glaucoma
A Study About the Safety of ASP2767 and Whether it Helps People With Glaucoma-Related Optic Nerve Damage
Open-angle glaucoma is the most common type of glaucoma, a disease that damages the nerves in the eye and can lead to vision loss. Current treatments include eye drops, laser treatment, and surgery that help lower eye pressure.
- Trial name
- NCT07770685
- Testing
- ASP2767, Prophylactic Regimen A, Prophylactic Regimen B
- Where
- United States
- Volunteers
- 156 people
- Sponsor
- Astellas Pharma Global Development, Inc.
Giant Cell Arteritis, Temporal Arteritis
Early Temporal Dynamics of Optic Nerve Sheath Diameter After Therapy in GCA
Giant cell arteritis (GCA) is an inflammatory disease of large and medium arteries that can cause irreversible vision loss. Glucocorticoids (GCs) rapidly suppress inflammation, but diagnostic imaging tests such as temporal artery…
- Conditions
- Giant Cell Arteritis, Temporal Arteritis, Optic Nerve Diseases, Diagnosis
- Trial name
- SONIC-TIME (NCT07508514)
- Testing
- Optic Nerve Sheath Ultrasound, Temporal artery ultrasound, Bloodwork : CRP and ESR
- Where
- Canada
- Volunteers
- 60 people
- Sponsor
- Centre Integre Universitaire de Sante et Services Sociaux du Nord de l'ile de Montreal
Neurofibromatosis Type 1, Malignant Peripheral Nerve Sheath Tumor
Natural History Study of Patients With Neurofibromatosis Type I
Background: Neurofibromatosis Type 1 (NF1) is a genetic disorder in which patients are at increased risk of developing tumors (usually non-cancerous) of the central and peripheral nervous system.
- Conditions
- Neurofibromatosis Type 1, Malignant Peripheral Nerve Sheath Tumor, Plexiform Neurofibroma, Optic Glioma
- Trial name
- NCT00924196
- Where
- United States
- Volunteers
- 259 people
- Sponsor
- National Cancer Institute (NCI)
Eye Diseases, Retinitis Pigmentosa
Safety of Cultured Allogeneic Adult Umbilical Cord or Placental Derived Mesenchymal Stem Cell Exosomes for NAION
This trial will study the safety and efficacy of intranasal delivery of cultured allogeneic adult umbilical cord or placental derived mesenchymal stem cell exosomes for the treatment of non-arteritic ischemic optic neuropathy
- Conditions
- Eye Diseases, Retinitis Pigmentosa, Diabetic Retinopathy, Macular Degeneration
- Trial name
- NCT05147701
- Testing
- cultured allogeneic adult umbilical cord or placental derived mesenchymal stem cell exosomes
- Where
- 2 sites in United States, Greece
- Volunteers
- 20 people
- Sponsor
- The Foundation for Orthopaedics and Regenerative Medicine
Astrocytoma, Ependymoma
Proton Therapy Research Infrastructure- ProTRAIT- Neuro-oncology
The first proton therapy treatments in the Netherlands have taken place in 2018. Due to the physical properties of protons, proton therapy has tremendous potential to reduce the radiation dose to the healthy, tumour-surrounding…
- Conditions
- Astrocytoma, Ependymoma, Ganglioglioma, Oligodendroglioma
- Trial name
- NCT04648462
- Testing
- ProTRAIT
- Where
- 3 sites in Netherlands
- Volunteers
- 1,500 people
- Sponsor
- Maastricht Radiation Oncology
Glaucoma, Glaucoma, Open-Angle
Electrical Stimulation for the Treatment of Optic Neuropathies
The overall aim of this study is to see whether long-term electrical stimulation with a home-stimulation device works well and is safe for the treatment of open-angle glaucoma.
- Conditions
- Glaucoma, Glaucoma, Open-Angle, Optic Nerve Diseases
- Trial name
- rtACS (NCT05626426)
- Testing
- Repetitive, Transorbital Alternating Current Stimulation (rtACS)
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Stanford University
Optic Neuropathy, Glaucoma
Hyperbaric Oxygen Therapy for Optic Neuropathies
The purpose of the study is to evaluate the neuroprotective efficacy of hyperbaric oxygen for the treatment in patients with optic neuropathy.
- Trial name
- HBOT (NCT06128720)
- Testing
- Hyperbaric Oxygen
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Stanford University
Non-arteritic Anterior Ischemic Optic Neuropathy Obesity, Obesity
NAION in Non-Diabetic Obese Patients Using GLP-1 Receptor Agonists: A Real-World Study
Non-arteritic anterior ischemic optic neuropathy (NAION) is one of the most common causes of sudden, painless, usually unilateral vision loss in adults over 50 years of age, and no proven effective treatment exists.
- Trial name
- NCT07846956
- Testing
- GLP-1 Receptor Agonist Therapy
- Where
- Turkey (Türkiye)
- Volunteers
- 28 people
- Sponsor
- Istanbul Saglik Bilimleri University
Optic Neuritis, Optic Neuropathy
Prospective Evaluation of the 2022 Optic Neuritis Criteria When Optic Neuritis Is Suspected
Optic neuritis is an important cause of acute or subacute visual loss. In clinical practice, optic neuritis must often be distinguished from other optic neuropathies, retinal diseases, anterior-segment or ocular media disorders…
- Conditions
- Optic Neuritis, Optic Neuropathy, Visual Loss
- Trial name
- GX-ICON (NCT07623252)
- Where
- 9 sites in China
- Volunteers
- 500 people
- Sponsor
- First Affiliated Hospital of Guangxi Medical University
Prostate Cancer, Optic Nerve Sheath Diameter
Effect Of Trendelenburg Position And Pneumoperitoneum On Optic Nerve Sheath Diameter In Robot-Assisted Prostatectomy
This prospective study aims to evaluate the effect of steep Trendelenburg position and pneumoperitoneum on optic nerve sheath diameter in patients undergoing robot-assisted laparoscopic radical prostatectomy and open radical…
- Conditions
- Prostate Cancer, Optic Nerve Sheath Diameter, Robot-Assisted Radical Prostatectomy, Steep Trendelenburg Position With Penumoperitoneum in Robot Assisted Laparoscopic Prostatectomy
- Trial name
- ONSD-RALP (NCT07491198)
- Where
- Turkey (Türkiye)
- Volunteers
- 50 people
- Sponsor
- Ege University
Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion
New Non-invasive Modalities for Assessing Retinal Structure and Function
This study investigates a new technology to assess the structure and function inside the eye. Retinal imaging of subjects with inner and outer retinal defects to detect areas of abnormal structure and function compared to other…
- Conditions
- Ischemic Optic Neuropathy, Branch Retinal Artery Occlusion, Hemianopia, Leber Hereditary Optic Neuropathy
- Trial name
- NCT03475173
- Testing
- LSFG-NAVI
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Randy Kardon
TBI (Traumatic Brain Injury), ICP (Intracranial Pressure) Increase
Comparison of Hyperosmolar Agent in Reduction of Increased Intracranial Pressure in Patients With Traumatic Brain Injury Using Ultrasonography
The aim of this study to compare the efficacy of hypertonic saline and mannitol in reducing intracranial pressure, as assessed by serial optic nerve sheath diameter (ONSD) ultrasound measurements, in patients with traumatic brain…
- Conditions
- TBI (Traumatic Brain Injury), ICP (Intracranial Pressure) Increase, Optic Nerve Sheath Diameter Measurement
- Trial name
- MHTS-ONSD (NCT07786324)
- Testing
- Mannitol (20%), Hypertonic Saline ( 3% Sodium Chloride Saline)
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Assiut University
Primary Open-Angle Glaucoma, Optic Nerve Injury
A Phase II Trial of G01 Eye Drops for Glaucomatous Optic Neuropathy
This is a randomized, double-masked, placebo-controlled Phase II clinical trial. The primary objective is to explore the efficacy of G01 Eye Drops in the treatment of optic nerve injury associated with open-angle glaucoma…
- Trial name
- NCT07777861
- Testing
- G01 Eye Drops 100μg/ml, G01 Eye Drops 200μg/ml
- Where
- 9 sites in China
- Volunteers
- 90 people
- Sponsor
- Qingdao WanMing BioCell Pharmaceutics Co.,Ltd.
Optic Neuritis
Privosegtor Investigation in Optic Neuropathies Efficacy Evaluation Research
The goal of this clinical trial is to evaluate the safety and efficacy of privosegtor, a neuroprotective candidate, in patients diagnosed with optic neuritis (ON).
- Trial name
- PIONEER-1 (NCT07623668)
- Testing
- Privosegtor, Methylprednisolone
- Where
- 4 sites in United States
- Volunteers
- 210 people
- Sponsor
- Oculis
Pilomyxoid Astrocytoma, Pilocytic Astrocytoma
A Phase I Study of Mebendazole for the Treatment of Pediatric Gliomas
This is a study to determine the safety and efficacy of the drug, mebendazole, when used in combination with standard chemotherapy drugs for the treatment of pediatric brain tumors.
- Conditions
- Pilomyxoid Astrocytoma, Pilocytic Astrocytoma, Glioma, Astrocytic, Optic Nerve Glioma
- Trial name
- NCT01837862
- Testing
- Mebendazole, Vincristine, Carboplatin
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Julie Krystal
Optic Nerve Disease
DTI & DIR in Optic Neuritis
To evaluate the role of Double Inversion Recovery (DIR) and Diffusion Tensor Imaging (DTI) in the assessment of optic neuritis and to correlate imaging findings with clinical and visual outcomes.
- Trial name
- DTI & DIR (NCT07748819)
- Testing
- MRI
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Assiut University