Clinical trials: Angiogram
Coronary Disease
Using Intraoperative Coronary Bypass Graft Imaging to Improve Graft Patency
The primary objective of the proposed study is to determine if a strategy of intraoperative patency assessment and graft revision can decrease the rate of graft occlusion or significant stenosis (>50%) at 6-12 weeks after…
- Trial name
- GRIIP (NCT00187421)
- Testing
- Indocyanine green intraoperative angiogram and transit-time flowmetry
- Where
- Canada
- Volunteers
- 156 people
- Sponsor
- Sunnybrook Health Sciences Centre
Coronary Artery Disease
Comparison of Cardiac Imaging Techniques for Diagnosing Coronary Artery Disease
A large number of cardiac catheterizations are performed each year, primarily to diagnose heart disease. However, a cardiac catheterization is an invasive procedure which is associated with serious complications such as heart…
- Trial name
- PACIFIC (NCT01521468)
- Where
- Netherlands
- Volunteers
- 210 people
- Sponsor
- Amsterdam UMC, location VUmc
Coronary Arterial Disease (CAD), Coronary Microvascular Dysfunction (CMD)
Prognostic Values of Coronary Microvascular Dysfunction Patients Treated with Rotational Atherectomy During Percutaneous Coronary Intervention
The goal of this observational study is to learn about the long-term prognostic of coronary microvascular dysfuction in Patients Treated with Rotational Atherectomy During Percutaneous Coronary Intervention.
- Trial name
- NCT06702748
- Where
- China
- Volunteers
- 452 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Breast Cancers, Mastectomy and Breast Reconstruction
Prediction of ICG for Skin Necrosis in Mastectomy With Immediate Reconstruction
Background Breast cancer represents 30 percent of newly diagnosed malignancies in female patients and is the leading cause of death in middle-aged women.
- Conditions
- Breast Cancers, Mastectomy and Breast Reconstruction, Skin Necrosis
- Trial name
- NCT06956443
- Volunteers
- 50 people
- Sponsor
- University Medical Center Groningen
Coronary Artery Disease
Risk Evaluation by COronary CTA and Artificial intelliGence Based fuNctIonal analyZing tEchniques - I
This study is a multicenter, retrospective imaging study. The study intends to retrospectively enroll patients with acute myocardial infarction who had received coronary CTA in a certain time-window before this event.
- Trial name
- RECOGNIZE-I (NCT05884008)
- Where
- 9 sites in China
- Volunteers
- 300 people
- Sponsor
- Ruijin Hospital
Acute Kidney Injury
Effect of Darbepoetin in Contrast-induced Nephropathy
The purpose of this study is to determine whether the drug that produce red blood cells is effective in the prevention of kidney dysfunction after coronary angiography in patients with chronic kidney disease.
- Trial name
- NCT01197235
- Testing
- darbepoetin-α, isotonic saline
- Where
- South Korea
- Volunteers
- 80 people
- Sponsor
- Seoul National University Bundang Hospital
Coronary Artery Disease, Periodontal Diseases
Relationship of Oral Status to Coronary Artery Disease
We hypothesized that periodontal disease and edentulism could be a risk for CAD and there might be a relationship between the oral status and the number of main coronary vessels with ≥ 50% stenosis.
- Trial name
- NCT04045808
- Testing
- radiographic evaluations were done
- Volunteers
- 309 people
- Sponsor
- Baskent University
Proliferative Diabetic Retinopathy
OCT and OCT-A Afer Diabetic Vitrectomy in PDR
Detection of any structural or vascular changes at the macula after Pars Plana Vitrectomy ( PPV ) in cases with complicated proliferative diabetic retinopathy ( PDR )
- Trial name
- NCT05938491
- Testing
- OCT and OCT-A
- Volunteers
- 30 people
- Sponsor
- Assiut University
Magnetic Resonance Angiography, Contrast Media
Improving the Concentration of MR Contrast in the Arteries
In Contrast-Enhanced Magnetic Resonance Angiography (CE-MRA) a contrast agent is injected into an arm vein using a programmable medical device called a power injector.
- Trial name
- NCT02155218
- Testing
- Standard Injection Rate, Patient Tailored Injection Rate, gadolinium contrast
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- University of Washington
Age-Related Macular Degeneration
Visual Function Change in Wet Age-related Macular Degeneration Patients With Better Baseline Visual Acuity
Although the number of wet AMD patients with the better visual acuity is increasing, the visual improvement in patients with the better vision may not be so significant after anti-vascular endothelial growth factor (VEGF)…
- Trial name
- NCT06330220
- Testing
- Aflibercept Injection [Eylea]
- Where
- South Korea
- Volunteers
- 12 people
- Sponsor
- Seoul National University Hospital
COVID-19 Pneumonia, Pulmonary Embolism
External Validation of the CHOD Risk Scale
Severe COVID-19 is associated with a hypercoagulable state, with a high risk of thrombotic phenomena such as pulmonary thromboembolism (PE).
- Trial name
- CHOD-1 (NCT04889261)
- Where
- Spain
- Volunteers
- 245 people
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Contrast Induced Nephropathy
Effect of Sodium Bicarbonate Solution in Decreasing the Incidence of Contrast Induced Nephropathy (CIN)
Radio Contrast Induced Nephropathy (RCIN) remains a well recognized complication in patients undergoing diagnostic or interventional procedures requiring radiographic contrast agents.
- Trial name
- NCT00514150
- Testing
- Sodium Bicarbonate plus normal saline 0.9%, normal saline 0.9%
- Where
- Iran
- Volunteers
- 265 people
- Sponsor
- Tehran University of Medical Sciences
Coronary Artery Disease, Stent Restenosis
Intracoronary Optical Coherence Tomography Guidance Vs. Angiography Only Guidance for Treatment of Coronary In-stent Restenosis
Although advances in drug-eluting stents (DES) have substantially reduced the risk of coronary in-stent restenosis (ISR) and the need for target lesion revascularisation (TLR), ISR persists.
- Conditions
- Coronary Artery Disease, Stent Restenosis, STENT
- Trial name
- INSIDE OCT (NCT06779110)
- Testing
- Percutaneous Coronary Intervention
- Where
- 12 sites in Italy
- Volunteers
- 360 people
- Sponsor
- San Luigi Gonzaga Hospital
Congenital Heart Disease, Cardiac Catheterization
CHAIN_brazilian Registry of Congenital HeArt Disease INtervention and Angiography
Design: Observational - Cross study with followed up for 30 days. The Primary Objective is to realize a record that reflects a national overview of the role of cardiac catheterization in patients with congenital heart disease in…
- Conditions
- Congenital Heart Disease, Cardiac Catheterization, Brazilian Electronic Registration, Catheterization Diagnostic or Therapeutic
- Trial name
- CHAIN (NCT02074527)
- Where
- Brazil
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Hospital do Coracao
Procedural Related Injuries and Complications Nec, Patient Satisfaction
Radial Versus Femoral Arterial Access for Cerebral Angiography in Adolescents
This study will compare radial vs femoral access for angiography in adolescents. Neuroangiography and neurointerventions are predominantly performed via femoral access, which has several limitations and complications - pain and…
- Trial name
- NCT04604340
- Testing
- transradial access for neuroangiography, transfemoral access for neuroangiography
- Where
- Canada
- Volunteers
- 12 people
- Sponsor
- The Hospital for Sick Children
Diabetic Macular Edema
OCT-angiography in Diabetic Patients
Around the world there is an increasing incidence of diabetes mellitus, with millions of people affected. In this population, diabetic macular edema (DME) is the most common cause of visual impairment.
- Trial name
- NCT02870803
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Retina Clinic, Sao Paulo, Brazil
Coronary Disease, Verapamil Toxicity
Is Verapamil In TransRadial Interventions OmittabLe?
Background Verapamil is traditionally applied prophylactically in transradial procedures to prevent radial artery spasm. However, verapamil may have side effects and is contraindicated in some clinical settings.
- Trial name
- VITRIOL (NCT01402427)
- Testing
- Verapamil
- Where
- Hungary
- Volunteers
- 591 people
- Sponsor
- State Health Center, Hungary
Carotid Stenosis
[F-18] RGD-K5 Positron Emission Tomography (PET) in Participants With Carotid Artery Stenosis
This trial will be the first trial for the Investigation Product (IP), [F-18]RGD-K5 for carotid plaque imaging and will be conducted as a Phase II trial since this compound has already been tested in humans for phase I and phase…
- Trial name
- NCT01602471
- Testing
- [F-18]RDG-K5
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- Siemens Molecular Imaging
Coronary Stenosis, Acute Coronary Syndrome
Coronary Plaque Geometry and Acute Coronary Syndromes
The aim of GEOMETRY study is to investigate the correlation between coronary plaque geometric modifications and lesion vulnerability in patients with suspected coronary artery disease referred for cardiac computed tomography…
- Conditions
- Coronary Stenosis, Acute Coronary Syndrome, Acute Myocardial Infarction, Atherosclerosis
- Trial name
- NCT03702764
- Testing
- CCTA
- Where
- Romania
- Volunteers
- 1,000 people
- Sponsor
- Cardio Med Medical Center
Pulmonary Embolism
Pulmonary Perfusion by Iodine Subtraction Mapping CT Angiography in Acute Pulmonary Embolism
Pulmonary embolism (PE) is a diagnostic and therapeutic challenge. The risk of death of untreated PE is approximately 25%. On the other hand, anticoagulant treatment is associated with a haemorrhagic risk (2% of major…
- Trial name
- PASEP (NCT03579849)
- Testing
- Pulmonary tomoscintigraphy
- Where
- France
- Volunteers
- 30 people
- Sponsor
- University Hospital, Brest
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