Clinical trials: Angiogram
Coronary Artery Disease
Quantitative 13N-Ammonia Cardiac Rest/Stress Digital PET/CT
Accurate measurements from a non-invasive test like myocardial perfusion positron emission tomography/ computed tomography (PET/CT) may decrease the need for invasive procedures such as cardiac catheterization.The investigators…
- Trial name
- NCT03170817
- Testing
- Cardiac Perfusion Rest/Stress Digital PET/CT, N-13 ammonia, Regadenoson
- Where
- United States
- Volunteers
- 15 people
- Sponsor
- Stanford University
Coronary Artery Disease, Computed Tomography
Diagnostic Performance of Coronary CT Angiography With CT FFR in Kidney Transplantation Candidates
Patients with chronic kidney disease (CKD) before kidney transplantation require that obstructive coronary artery disease (CAD) is excluded, as cardiovascular complications are the leading cause of mortality in kidney transplant…
- Trial name
- NCT03248674
- Testing
- CT FFR
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- Stanford University
Coronary Artery Disease, Myocardial Ischemia
The FAVOR II China Study
Quantitative Flow Ratio (QFR) is a novel method for evaluating the functional significance of coronary stenosis. The purpose of the FAVOR II China study is to evaluate the diagnostic accuracy of on-line QFR with FFR as the…
- Conditions
- Coronary Artery Disease, Myocardial Ischemia, Cardiovascular Diseases, Arteriosclerosis
- Trial name
- NCT03191708
- Testing
- Fractional Flow Reserve (FFR)
- Where
- 5 sites in China
- Volunteers
- 308 people
- Sponsor
- China National Center for Cardiovascular Diseases
Diabetes Mellitus, Coronary Artery Disease
Metformin in Diabetic Patients Undergoing Coronary Angiography
The present study aims to evaluate the strict application of the 2018 European Society of Cardiology guidelines on myocardial revascularization, that recommends to check renal function if patients have taken metformin immediately…
- Conditions
- Diabetes Mellitus, Coronary Artery Disease, Lactic Acidosis With Diabetes Mellitus, Contrast-induced Nephropathy
- Trial name
- NO-STOP (NCT04766008)
- Testing
- Metformin
- Where
- Italy
- Volunteers
- 150 people
- Sponsor
- Humanitas Hospital, Italy
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
Colon Cancer
Safe D3 Right Hemicolectomy for Cancer Through Multidetector Computed Tomography (MDCT) Angio
When performing a resection of the right colon due to cancer one aims not only to remove the tumor bearing bowel segment, but also lymph nodes draining the affected area.
- Trial name
- NCT01351714
- Testing
- D3 resection
- Where
- 2 sites in Norway
- Volunteers
- 700 people
- Sponsor
- Sykehuset i Vestfold HF
Colorectal Laparoscopic Resection
Role of CT Angiography With Three-dimensional Reconstruction of Mesenteric Vessels in Planning and Performing of Laparoscopic Colorectal Resections
The aim of this study is to evaluate if the prior knowledge of the individual mesenteric vascular anatomy of patients represents an advantage in performing laparoscopic colorectal resections.
- Trial name
- 3DCT (NCT01540448)
- Testing
- Laparoscopic Right Hemicolectomy, Laparoscopic Left Hemicolectomy, Anterior Rectal Resection
- Where
- Italy
- Volunteers
- 100 people
- Sponsor
- University of Roma La Sapienza
Heart; Functional Disturbance
Hand Injected Ventriculography vs. Power Injected Left Ventriculography
The purpose of the study is to directly compare two methods of evaluating heart function at the time of your angiogram. In both methods contrast dye is injected into the main heart chamber during the angiogram while x-ray images…
- Trial name
- NCT01310517
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Loma Linda University
Coronary Artery Disease
Physiological Assessment of Severe Coronary Stenosis for Informing Planned PCI
Traditionally, the severity of a blockage (stenosis) in a coronary artery has been determined by visual angiographic assessment of the diameter of the artery at the level of a blockage compared to a normal healthy area of the…
- Trial name
- REFINE PCI (NCT05491668)
- Testing
- Non-hyperemic pressure ratio assessment pre and post PCI
- Where
- United States
- Volunteers
- 107 people
- Sponsor
- Beth Israel Deaconess Medical Center
Acute Coronary Syndrome, Non ST Segment Elevation Acute Coronary Syndrome
Angio-based Final Functional Effect of PCI
Fractional flow reserve (FFR) has revolutionized the diagnosis and treatment of coronary artery disease (CAD), and more recently, post percutaneous coronary intervention (post-PCI) FFR has emerged as an independent predictor of…
- Conditions
- Acute Coronary Syndrome, Non ST Segment Elevation Acute Coronary Syndrome, Chronic Coronary Syndrome
- Trial name
- AFFE-PCI (NCT06255678)
- Testing
- Angiography-based vessel fractional flow reserve (vFFR) calculation
- Where
- Poland
- Volunteers
- 2,005 people
- Sponsor
- Medical University of Warsaw
Coronary Artery Disease, Hydroxymethylglutaryl-CoA Reductase Inhibitors
Assessment of Change in Atherosclerotic Plaque by Serial CCTA
Assessment of Change in AtheROSclerotic Plaque by Serial CCTA (ACROSS) is designed as a prospective observational study which aim is to demonstrate the effect of statins on coronary atherosclerosis, assessed by quantitative…
- Conditions
- Coronary Artery Disease, Hydroxymethylglutaryl-CoA Reductase Inhibitors, Coronary Arteriosclerosis
- Trial name
- ACROSS (NCT03414840)
- Testing
- Atorvastatin
- Where
- South Korea
- Volunteers
- 400 people
- Sponsor
- Yonsei University
Coronary Artery Disease
Patient Preference for Radial Versus Femoral Vascular Access
The purpose of this study is to determine the preference of patients regarding the vascular access site in future coronary procedures. We hypothesize that patients prefer the lesser invasive procedure via radial access.
- Trial name
- PREVAS (NCT02625493)
- Testing
- Questionnaire
- Where
- Netherlands
- Volunteers
- 198 people
- Sponsor
- Thorax Centrum Twente
Nerve Compression Syndrome, Abdominal Pain
Visualizing ACNES and LUCNES With DIRT
Anterior cutaneous nerve entrapment syndrome (ACNES) is caused by nerve entrapment in the abdominal wall. Recently de Weerd and Weum have suggested lumbar cutaneous nerve entrapment syndrome (LUCNES) as a name for a similar…
- Conditions
- Nerve Compression Syndrome, Abdominal Pain, Lower Back Pain
- Trial name
- NCT05080452
- Testing
- Dynamic infrared thermography (DIRT)
- Where
- Norway
- Volunteers
- 50 people
- Sponsor
- University Hospital of North Norway
AMD - Age-Related Macular Degeneration
Comparison of the Sensibility of Swept Source Optical Coherence Tomography Devices in the Detection of Neovascularisation in Large Pigment Epithelium Detachments
The goal of this observational study is to compare swept source optical coherence tomography devices ability to detect macular neovascularisation when there is a large pigment epithelium detachment higher than 250 microns
- Trial name
- NCT07143526
- Testing
- Optical Coherence Tomography Angiography (OCT-A)
- Where
- France
- Volunteers
- 50 people
- Sponsor
- University of Trieste
Coronary Angiography Patient, Anxiety
Determination of the Effect of Raised Supine Position and Back Support on Back Pain, Anxiety and Comfort Level in Coronary Angiography Patients
In addition to pharmacological methods, non-pharmacological methods are also used to control back pain and anxiety. The aim of the study is to determine the effect of 30 degrees raised supine position and back support applied to…
- Conditions
- Coronary Angiography Patient, Anxiety, Back Pain, Comfort
- Trial name
- NCT05546216
- Testing
- Determination of the Effect of Raised Supine Position and Back Support on Back Pain, Anxiety and Comfort Level in Coronary Angiography Patients
- Where
- Turkey (Türkiye)
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- Kahramanmaras Sutcu Imam University
Aortic Disorders, Carotid Disease
A Multicenter Study of Iomeron®-400 Used With Multi-detector Computed Tomography Angiography (MDCTA)
This is a Phase IV multicenter, open-label study and is being implemented in order to assess diagnostic image quality of MDCTA in subjects undergoing computed tomography angiography (CTA) of the thoraco-abdominal aorta, and the…
- Conditions
- Aortic Disorders, Carotid Disease, Pulmonary Disease, Peripheral Artery Disease
- Trial name
- Iomeron®-400 (NCT02596048)
- Testing
- Iomeron
- Where
- 5 sites in China
- Volunteers
- 224 people
- Sponsor
- Bracco Diagnostics, Inc
Diagnostic Imaging
Detection of Intravascular Penetration During Cervical Transforaminal Epidural Block
Transforaminal epidural block (TFEB) with local anesthetics and steroid is effective to treat spinal radicular pain. However, inadvertent intravascular injection can lead to severe neurologic complications.
- Trial name
- NCT03040648
- Testing
- DSA, RTF
- Where
- South Korea
- Volunteers
- 128 people
- Sponsor
- Kyungpook National University Hospital
Coronary Artery Disease
Safety and Efficacy Study of Dual-axis Rotational Versus Standard Coronary Angiography
The purpose of this study is to assess the clinical safety and efficacy of dual-axis rotational coronary angiography (DARCA) in the diagnosis of coronary artery disease by directly comparing it to standard coronary angiography…
- Trial name
- NCT01625533
- Testing
- Standard Coronary Angiography, Dual-axis Rotational Coronary Angiography
- Where
- China
- Volunteers
- 576 people
- Sponsor
- General Hospital of Chinese Armed Police Forces
Cachexia, Underweight
Analysis of Retinochoroidal Vasculature in Underweight Women Using Optical Coherence Tomography Angiography
Cachectic patients and controls undergoing a comprehensive ophthalmologic examination. The imaging of all subjects is undertaken using a commercial OCTA device with a scan rate of 70,000 A-scans/s, scan beam wavelength of 840 ±…
- Trial name
- NCT04631978
- Testing
- Comprehensive ophthalmologic examination
- Where
- Turkey (Türkiye)
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Akdeniz University
Computed Tomography Angiography, Coronary Artery Disease
Randomized Prospective Trial on the Cost-Effectiveness of Photon-Counting CT Versus Energy-Integrating Detector CT in Suspected Chronic Coronary Syndrome
Coronary artery disease (CAD) is a leading cause of morbidity and mortality worldwide. Coronary computed tomography angiography (CCTA) is recommended as a first-line imaging test in patients with suspected obstructive CAD.
- Trial name
- COST-PCCT-CCS (NCT07831304)
- Testing
- Radomization to undergo CCTA with EID-CT, Randomization to undergo CCTA with PCD-CT
- Where
- Italy
- Volunteers
- 630 people
- Sponsor
- IRCCS San Raffaele
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