Clinical trials: Tomography, Optical Coherence
Uveitis
Analysis of Anterior Chamber Inflammation by Optical Coherence Tomography
A prospective, observational, case series investigating the feasibility of utilizing OCT scans of the anterior chamber of eyes with uveitis.
- Trial name
- ATAC (NCT01746537)
- Where
- United States
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Circumscribed Choroidal Haemangioma, Optical Coherence Tomography Angiography
Quantitative Evaluation of Parafoveal Microvasculature Changes in Eyes With Exudative Circumscribed Choroidal Haemangioma: An Optical Coherence Tomography Angiography Study
The study aims to quantitative evaluation of parafoveal microvasculature changes in eyes with exudative circumscribed choroidal haemangioma using optical coherence tomography angiography.
- Conditions
- Circumscribed Choroidal Haemangioma, Optical Coherence Tomography Angiography, Macular
- Trial name
- NCT04449900
- Testing
- This is observational study with the examination of OCTA
- Where
- China
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Central Serous Chorioretinopathy
Optical Coherence Tomography Angiography (OCT-A) and Central Serous Chorioretinopathy (CSC)
Optical Coherence Tomography Angiography (OCT-A) is a noninvasive imaging technique that allows one to see blood vessels in the retina.
- Trial name
- OPACITY (NCT03950089)
- Testing
- Optical Coherence Tomography Angiography (OCT-A)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Alzheimer Disease, Dementia Alzheimers
Optical Coherence Tomography in Cerebral Amyloidosis
In this observational study, the investigators aim to evaluate whether changes in the retinal and choroidal circulation, as assessed by Optical Coherence Tomography (OCT) and the quantification of retinal amyloid deposits using…
- Conditions
- Alzheimer Disease, Dementia Alzheimers, Dementia, Lewy Body Disease
- Trial name
- NCT03472482
- Testing
- non-invasive retinal imaging
- Where
- Belgium
- Volunteers
- 85 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Thyroid Eye Disease
AS-OCT of the Cornea in Thyroid Diseases
use the anterior segment optical coherence tomography (AS-OCT) to evaluate the tear meniscus parameters, total corneal thickness (CT), and epithelial thickness in active and inactive thyroid eye diseases (TED) patients and…
- Trial name
- NCT05241626
- Testing
- AS-OCT
- Where
- 2 sites in Egypt
- Volunteers
- 70 people
- Sponsor
- Minia University
Myopia
Investigation of the Regulation of Retinal and Choroidal Blood Vessels in Various AL Based on WF SS-OCTA Detection With Changes in Body Position
This prospective observational study aims to understand the effects of different subaxial body positions on choroidal and retinal blood vessel density.
- Trial name
- NCT06587776
- Volunteers
- 60 people
- Sponsor
- Science and Technology Department of Sichuan Province
Ocular Toxoplasmosis
Spectral Optical Coherence Tomography Findings in Patients With Ocular Toxoplasmosis
Ocular toxoplasmosis is the most common cause of infectious uveitis worldwide. The diagnosis of ocular toxoplasmosis is primarily clinical when it is a typical presentation .With an atypical presentation in the fundus…
- Trial name
- NCT04219176
- Testing
- Spectral optical coherence tomography
- Volunteers
- 9 people
- Sponsor
- Université de Sousse
PCOS
Eye Evaluation in Patients With PCOS
To evaluate the macular, retinal nerve fiber layer (RNFL) and choroidal thickness alterations by using spectral-domain optical coherence tomography (SD-OCT) in polycystic ovary syndrome (PCOS) and to compare them with healthy…
- Trial name
- NCT01950832
- Testing
- Investigating clinically normal patients with optic coherence tomography
- Where
- Turkey (Türkiye)
- Volunteers
- 124 people, healthy volunteers welcome
- Sponsor
- Gökhan Açmaz
Retinal Detachment
Correlation Between OCT and mFERG Findings With VA After Vitrectomy Surgery for Retinal Detachment
Correlation between optical coherence tomography and multifocal electroretinogram findings with visual acuity after vitrectomy surgery for Retinal detachment.
- Trial name
- NCT05993208
- Testing
- optical coherence tomography,multifocal electroretinogram. VA measurment
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- New Valley University
Lung Cancer, Malignant Mesothelioma
Optical Coherence Tomography of the Airway for Lung Cancer or Lung Disease
RATIONALE: Diagnostic procedures, such as optical coherence tomography, may help find and diagnose lung cancer or precancerous cells.
- Conditions
- Lung Cancer, Malignant Mesothelioma, Metastatic Cancer, Nonmalignant Neoplasm
- Trial name
- NCT00733252
- Testing
- bronchoscopic and lung imaging studies, diagnostic bronchoscopy, histopathologic examination
- Where
- United States
- Sponsor
- Case Comprehensive Cancer Center
Choroid Diseases
Choroid In Coronary Artery Disease
Purpose: To investigate any relationship between choroid thickness (CTh) and coronary artery disease (CAD), particularly in its earlier stages before clinically evident.
- Trial name
- NCT06442176
- Testing
- OCT
- Where
- Turkey (Türkiye)
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Bursa Yuksek Ihtisas Training and Research Hospital
Bioresorbable Scaffolds
Performance of Bioabsorbable Vascular Scaffolds (Absorb) Compared to Xience Stents - an Optical Coherence Tomography Study
The biodegradable ABSORB scaffold is characterized by a greater strut thickness, but it has a greater flexibility compared to the XIENCE stent.
- Trial name
- NCT02001025
- Testing
- Absorb scaffold, Xience stent
- Where
- Austria
- Volunteers
- 60 people
- Sponsor
- Rudolf Berger
Diabetes
Retinal Ganglion Cell Complex Changes by Optical Coherence Tomography in Diabetic Patients Without Retinopathy
Neuroretinal damage in diabetes produces functional abnormalities such as the loss of chromatic discrimination,contrast sensitivity and dark adaptation.
- Trial name
- RGCC (NCT02620644)
- Testing
- OCT Retinal GCC
- Where
- Egypt
- Volunteers
- 35 people
- Sponsor
- Cairo University
Retinal Detachment
The Influence of Postoperative Postures on Persistent Sub-foveal Fluid After Scleral Buckle Surgery
The purpose of this study is to evaluate whether postoperative postures influence persistent sub-foveal fluid after scleral buckle surgery
- Trial name
- NCT02294708
- Testing
- postoperative postures
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Peking University Third Hospital
Retinal Artery Occlusions, Polypoidal Choroidal Vasculopathy
OCT in Rare Chorioretinal Diseases
This study will evaluate the total blood flow in the retina and choroid (structures in the back of the eye) by Doppler optical coherence tomography (OCT) and OCT angiography. Angiography is mapping of the blood vessels.
- Conditions
- Retinal Artery Occlusions, Polypoidal Choroidal Vasculopathy, Retinal Arterial Macroaneurysm, Juxtafoveal Telangiecasia
- Trial name
- NCT02141308
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Oregon Health and Science University
Coronary Artery Disease
Intravascular Optical Coherence Tomography Imaging - Length of Anti-Platelet Therapy After Drug Eluting Stent Placement
Patients who receive drug-coated stents (as opposed to the less frequently used bare metal stents) are currently recommended aspirin plus a thienopyridine such as Plavix, Effient, or Ticlid for one year.
- Trial name
- FDI-DAPT-ZES (NCT01219894)
- Sponsor
- Emory University
Coronary Artery Disease (CAD)
Bern Intracoronary Optical Coherence Tomography and Coronary Computed Tomography Angiography Registry
Bern Intracoronary Optical Coherence Tomography and Coronary Computed Tomography Angiography Registry (BIOCORE) is a systematic institutional registry on patients undergoing paired CCTA and OCT for validation and development of…
- Trial name
- BIOCORE (NCT07565805)
- Where
- Switzerland
- Volunteers
- 816 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Non-arteritic Ischemic Optic Neuropathy
Peripapillary and Macular Vascular Changes of Unilateral Anterior Ischemic Optic Neuropathy: An Optical Coherence Tomography Angiography Study
This series aims at studying the peripapillary and macular vascular changes in subjects with unilateral anterior ischemic optic neuropathy via Optical Coherence Tomography Angiography (OCTA).
- Trial name
- NCT06031350
- Testing
- Optical Coherence Tomography Angiography
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Omar Said
Uveitis, Anterior, Juvenile Idiopathic Arthritis
Imaging Based Uveitis Screening for Children With Juvenile Idiopathic Arthritis
This study seeks to describe, for children undergoing uveitis surveillance following a new diagnosis of juvenile idiopathic arthritis, the feasibility metrics of undertaking a randomised comparative study of routine slit lamp…
- Trial name
- UVESCREEN1 (NCT05984758)
- Testing
- AS-OCT imaging, Slit lamp examination
- Where
- United Kingdom
- Volunteers
- 80 people
- Sponsor
- Institute of Child Health
Eye Diseases, Diabetic Retinopathy
Deep Learning for Fluorescein Angiography and Optical Coherence Tomography Macular Thickness Map Image Translation
Diabetic macular edema (DME) is one of the leading causes of visual impairment in patients with diabetes. Fluorescein angiography (FA) plays an important role in diabetic retinopathy (DR) staging and evaluation of retinal…
- Trial name
- NCT05105620
- Testing
- Fluorescein Angiography, Optical coherence tomography
- Where
- Egypt
- Volunteers
- 708 people
- Sponsor
- Assiut University