Clinical trials: Angiography
Stroke
Gadolinium-Enhanced Extracranial MRA Prior to Mechanical Thrombectomy Is Not Associated With an Improved Procedure Speed
The objective was to assess if performing a pre-intervention gadolinium-enhanced extracranial magnetic resonance angiogram (MRA) in addition to intracranial vascular imaging was associated with improved thrombectomy time metrics.
- Trial name
- NCT03971552
- Testing
- gadolinium-enhanced extracranial magnetic resonance angiogram
- Volunteers
- 912 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Coronary Artery Disease
Assessment of Coronary Artery Disease in Stroke Patients
This study is to evaluate the prevalence, plaque characteristics (plaque types, stenosis degree, remodeling) and predictors of coronary atherosclerosis in stroke patients with coronary CT angiography.
- Trial name
- ACADIS (NCT01850693)
- Where
- South Korea
- Volunteers
- 1,657 people
- Sponsor
- Seoul National University Hospital
Coronary Artery Disease (CAD), Coronary Artery Calcification
Screening for Coronary Artery Disease USing Primary Evaluation With Coronary CTA in Aviation Medicine (SUSPECT)
SUSPECT is a prospective, single-center, cohort study of 250 military aircrew at the Center for Man in Aviation, Royal Netherlands Air Force.
- Conditions
- Coronary Artery Disease (CAD), Coronary Artery Calcification, Occupational Diseases, Aviator's; Disease
- Trial name
- SUSPECT (NCT05508893)
- Testing
- CT Angiography, Exercise stress test
- Where
- 2 sites in Netherlands
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- UMC Utrecht
Peripheral Arterial Occlusive Disease
Pilot Study to Compare ISOVUE®-250 and VISIPAQUE™ 270 for Motion Artifact and Pain in Peripheral DSA
The purpose of this study is to compare ISOVUE-250 and VISIPAQUE 270 for motion artifact and pain following intraarterial injection for peripheral DSA.
- Trial name
- NCT00740207
- Testing
- VISIPAQUE 270, Isovue 250
- Volunteers
- 33 people
- Sponsor
- Bracco Diagnostics, Inc
Vascular Diseases
Efficacy and Safety Study to Evaluate Gadavist (Gadobutrol) as Contrast Agent in Magnetic Resonance Imaging (MRI) of Vascular Diseases in Chinese Patients
The purpose of this study is to determine if the contrast agent is effective and safe in the Magnetic Resonance Imaging (MRI) of vascular diseases in patients of Chinese origin.
- Trial name
- NCT00395733
- Testing
- Gadobutrol (Gadavist, Gadovist, BAY86-4875), Gadopentate dimeglumine (Magnevist, BAY86-4882)
- Where
- 3 sites in China
- Volunteers
- 83 people
- Sponsor
- Bayer
Transradial Angiogram
Caring for the Radial Artery Post-angiogram
The purpose of this pilot study was to compare two devices and three methods for achieving hemostasis after a transradial angiogram while assessing vascular complications and time endpoints.
- Trial name
- NCT01326455
- Testing
- Terumo TR wristband, Clo-Sur-P.A.D.
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- University of Alberta
Psychological Distress, Pain
Hypnotic Communication in Cardiology: A Randomized Controlled Trial
Undergoing medical procedures, especially surgical ones, is a significant source of emotional stress for patients. Emotions like anxiety, fear, anger, and depression often accompany such experiences and can negatively impact…
- Conditions
- Psychological Distress, Pain, Anxiety
- Trial name
- IPNOCARDIO (NCT07424209)
- Testing
- Hypnotic Communication
- Where
- Italy
- Volunteers
- 306 people
- Sponsor
- Università degli Studi del Piemonte Orientale Amedeo Avogadro
Coronary Artery Disease Amenable to Bypass Graft Surgery
Graft Patency in Beating Heart Vs. Conventional CABG Using Cardiac CT
The purpose of this study is to compare graft patency rates following coronary artery bypass graft surgery performed by beating heart vs. conventional techniques using cardiac CT scanning to evaluate the bypass grafts.
- Trial name
- NCT00259493
- Testing
- Off-Pump Coronary Artery Bypass Graft Surgery
- Where
- Canada
- Volunteers
- 350 people
- Sponsor
- Trillium Health Centre
Contrast-induced Nephropathy
Comparison of Captisol-Enabled™ Iohexol and Omnipaque™ in Patients With Impaired Renal Function Undergoing Coronary Angiography
Randomized parallel group study comparing the renal safety of Captisol-Enabled™ Iohexol (CE-Iohexol) Injection and Omnipaque™ (Iohexol) Injection in patients with impaired renal function undergoing coronary angiography.
- Trial name
- NCT04627831
- Testing
- CE-Iohexol, Iohexol
- Sponsor
- Ligand Pharmaceuticals
Amblyopia
OCT-A and Amblyopia
Detect changes in retinal vessel density in the superficial and deep capillary plexuses using OCTA in children with anisometropic amblyopia
- Trial name
- NCT05223153
- Testing
- Optical Coherence tomography angiography
- Where
- Egypt
- Volunteers
- 32 people
- Sponsor
- Minia University
Chronic Coronary Syndrome, Myocardial Ischemia
Perfusion Estimation For Optimal Treatment Strategy in Chronic Coronary Syndrome
We will establish a cohort of 570 symptomatic chronic coronary syndrome patients undergoing 15O-water PET and assess their symptoms through repeated questionnaires.
- Conditions
- Chronic Coronary Syndrome, Myocardial Ischemia, Stable Angina, Coronary Artery Disease
- Trial name
- PERFORM-CCS (NCT05865600)
- Testing
- Optimization of guideline-directed medical therapy, Immediate referral for invasive coronary angiography, 3-months delayed referral for invasive coronary angiography
- Where
- Denmark
- Volunteers
- 570 people
- Sponsor
- Gødstrup Hospital
Choroidal Neovascular Membrane In Wet Age Related Macular Degeneration And In Pathological Myopia
Optical Coherence Tomography Angiography Criteria Of The Choroidal Neovascular Membrane In Wet Age Related Macular Degeneration And In Pathological Myopia (Comparative Study).
This study aims to compare choroidal neo-vascular membrane criteria in cases of age-related macular degeneration and cases of pathological myopia.
- Trial name
- NCT05562336
- Testing
- Optical coherence tomography angiography
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Sohag University
Contrast-Induced Nephropathy
Theophylline, N-acetylcysteine, and Theophylline Plus N-acetylcysteine in Preventing Contrast-induced Nephropathy
The aim of this study is to determine the efficacy of Theophylline, N-Acetylcysteine and, and Theophylline plus N-acetylcysteine in the prevention of contrast-induced nephropathy.
- Trial name
- NCT02088502
- Testing
- N-acetylcysteine, Theophylline, 0.9% sodium chloride
- Where
- Iran
- Volunteers
- 96 people
- Sponsor
- Isfahan University of Medical Sciences
Retinoblastoma
Intra-arterial Chemotherapy for the Treatment of Intraocular Retinoblastoma
The purpose of this study is to show that chemotherapy delivered directly through the artery supplying the eye (ophthalmic artery) to patients with retinoblastoma is a safe and effective treatment alternative to conventional…
- Trial name
- NCT01293539
- Testing
- Melphalan hydrochloride
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
AMD, Exudative Macular Degeneration
CNV in AMD Analyzed by OCT Angiography Under IntravitreaL Eylea (COCTAEyl)
The main objective of this study is to analyze a new noninvasive imaging examination, OCT angiography, in the evaluation of neovascular remodeling and early signs of recurrence of wet AMD undergoing treatment on OCTA and to…
- Trial name
- COCTAEyl (NCT03803631)
- Where
- 5 sites in France
- Volunteers
- 49 people
- Sponsor
- Centre Hospitalier Intercommunal Creteil
Chest Pain, Coronary Artery Disease
Coronary Computed Tomographic Angiography Combined With CT-FFR in Intermediate-Risk Chest Pain Patients.
This study aims to investigate the guiding value of coronary CTA combined with CT-FFR in diagnostic and treatment decision-making for emergency chest pain patients at moderate risk, as well as its impact on clinical outcomes.
- Conditions
- Chest Pain, Coronary Artery Disease, Emergency Department
- Trial name
- E-CCTA (NCT07140419)
- Testing
- Coronary computed tomographic angiography with CT - derived fractional flow reserve
- Where
- China
- Volunteers
- 2,000 people
- Sponsor
- Qilu Hospital of Shandong University
Normal Tension Glaucoma
Measurement of the Effect of Gingko Biloba Extract on Ocular and Nailfold Blood-flow in NTG
The purpose of this study is to evaluate the effect of Ginkgo biloba extract (GBE) on the number of blood vessels in the back of the eye as well as the amount of blood flow at the nailfold(where the fingernail meets the skin) of…
- Trial name
- NCT03761992
- Testing
- Gingko Baloba
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Robert Ritch, MD, LLC.
Aneurysm Abdominal
Reintervention Rates and Complications in Endovascular Aneurysm Repair (EVAR) and the Use of Colour Doppler Ultrasound (CDUS) and Computed Tomography Angiography (CTA) in Identifying Endoleak Complications
To provide a robust view of EVAR surveillance at UHL, this study proposes to retrospectively assess the surveillance programme to get a better view of post-operative complications following endovascular aneurysm repair.
- Trial name
- NCT07581392
- Where
- Ireland
- Volunteers
- 405 people
- Sponsor
- University Hospital of Limerick
Stable Ischemic Heart Disease
A Comparative Study of Different Treadmill Scores to Diagnose Coronary Artery Disease
Exercise treadmill test (ETT) is frequently done, inexpensive, relatively safe investigation for diagnosis of ischemic heart disease and prediction of exercise capacity.
- Trial name
- NCT02879032
- Where
- Bangladesh
- Volunteers
- 130 people
- Sponsor
- Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh
ST-segment Elevation Myocardial Infarction (STEMI)
Angio-IMR and Cardiac MR-derived MVO in STEMI Patients
Coronary microcirculatory dysfunction has been known to be prevalent even after successful revascularization of ST-segment elevation myocardial infarction (STEMI) patients.
- Trial name
- NCT04828681
- Testing
- Cardiac magnetic resonance imaging
- Where
- 2 sites in United States, China
- Volunteers
- 324 people
- Sponsor
- Samsung Medical Center
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