Clinical trials: Renal Artery Stenosis
Unrecognized Condition
A 15-year Single Center Experience of Endovascular Treatment of Transplant Renal Artery Stenosis
Stenosis of the renal graft arteries occurs in 1 to 26% of cases and can damage the graft. Endovascular treatment is first-line treatment.
- Trial name
- NCT03477071
- Testing
- Angioplasty for Transplant Renal Artery Stenosis (TRAS)
- Volunteers
- 1,323 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
Atherosclerotic Renal Artery Stenosis, Hypertension
Covered vs Bare Metal Stents for Atherosclerotic Renal Artery Stenosis
Atherosclerotic renal artery stenosis is the most common cause of secondary hypertension , increasing the risk of cardiovascular and kidney-related complications.
- Conditions
- Atherosclerotic Renal Artery Stenosis, Hypertension, Renal Artery Stenosis
- Trial name
- COMBAT (NCT07566065)
- Testing
- Covered Stent, Bare Metal Stent
- Where
- 15 sites in China
- Volunteers
- 150 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Chronic Kidney Diseases
Assessment of Renal Vasculature and Function with Ferumoxytol-enhanced Magnetic Resonance Imaging
Conventional contrast-enhanced magnetic resonance imaging is typically performed with extracellular gadolinium chelates, which is often limited in patients with CKD owing to the risk of nephrogenic systemic fibrosis.
- Trial name
- NCT05045872
- Testing
- domestic polysaccharide superparamagnetic iron oxide nanoparticle
- Where
- China
- Volunteers
- 44 people
- Sponsor
- The First Affiliated Hospital with Nanjing Medical University
Kidney Transplant Recipient, Kidney Transplant; Complications
Vascular Complications After Kidney Transplantation
To determine the incidence of arterial inflow problems and venous outflow problems as causes of impaired renal function and/or treatment-resistant hypertension after kidney transplantation, when all kidney-transplant recipients…
- Conditions
- Kidney Transplant Recipient, Kidney Transplant; Complications, Transplant Renal Artery Stenosis, Renovascular Disease
- Trial name
- DAN-PTRAIII (NCT07531966)
- Testing
- Catheter-based angiography, Measurement of translesional pressure gradients, Intravascular ultrasound (IVUS)
- Where
- 3 sites in Denmark
- Volunteers
- 60 people
- Sponsor
- University of Aarhus
Renal Artery Stenosis, Left Ventricular Hypertrophy
Stenting of Renal Artery Stenosis in Coronary Artery Disease Study
The Stenting of Renal Artery Stenosis in Coronary Artery Disease (RASCAD) study is a randomized controlled trial designed to evaluate the effect of renal artery stenting+medical therapy versus medical therapy alone on left…
- Trial name
- RASCAD (NCT01173666)
- Testing
- stenting angioplasty plus medical therapy, Medical therapy
- Where
- Italy
- Volunteers
- 168 people
- Sponsor
- Azienda Ospedaliera, Universitaria Policlinico Vittorio Emanuele
Hypertension, Atherosclerosis
Renal Artery Calcium and Hypertension
CT of the abdomen is a very common examination performed for various indications.One of the common findings is vascular calcifications including calcifications of the renal arteries.Calcifications in the carotid arteries and…
- Trial name
- NCT00388869
- Where
- Israel
- Volunteers
- 300 people
- Sponsor
- Hadassah Medical Organization
Renal Artery Stenosis
Prospective Randomized Study Comparing Renal Artery Stenting (RESIST)With/Without Distal Protection
This study is designed to demonstrate the safety and efficacy of using a protective device/drug to prevent renal injury during renal artery stenting and to assess whether the preventative effects are measurable and if there is a…
- Trial name
- NCT00234585
- Testing
- Renal Artery Stent with Protective Device/Drug
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of Toledo Health Science Campus
Fibromuscular Dysplasia, Renal Artery Stenosis
Renal Arteries Dysplastic Aneurysms: Anatomopathological and Genetic Study
Fibromuscular dysplasia (FMD) is localized structural defects in the arterial wall, whose innate or acquired character is still unknown.
- Trial name
- NCT02528149
- Testing
- tissue of adjacent part and aneurysm of renal aneurysm, blood sample
- Where
- 17 sites in France
- Volunteers
- 34 people
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Renal Artery Stenosis
Formula PTX Renal Stent Clinical Study
The purpose of the study is to evaluate the safety and effectiveness of the PTX-coating on the Formula PTX Balloon-Expandable Stent in treatment of renal artery stenosis.
- Trial name
- NCT01057316
- Testing
- Formula PTX Stent - Dose 1, Formula PTX Stent - Dose 2, Formula PTX Stent - Dose 3
- Where
- 12 sites in Czechia, France and 2 more
- Volunteers
- 120 people
- Sponsor
- Cook Group Incorporated
End-stage Renal Disease
Evaluation of the Radial Artery Deviation And Reimplantation Technique for Primary Hemodialysis Access Creation
The Radial Artery Deviation And Reimplantation (RADAR) technique is a new approach for the construction of hemodialysis arteriovenous fistula.
- Trial name
- RADAR (NCT02728817)
- Testing
- End-cephalic vein to side-radial artery fistula creation, RADAR fistula creation
- Where
- 4 sites in France
- Volunteers
- 200 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
Renal Artery Stenosis Atherosclerotic, Secondary Hypertension Renal Arterial
Fractional Flow Reserve to Determine Atherosclerosis Renovascular Hypertension Stenting
Although randomized trials have demonstrated there is no benefit of renal-artery stenting in addition to medical therapy for patients with atherosclerosis renal artery stenosis, many patients indeed gained benefit in daily…
- Trial name
- FAIR-Pilot (NCT05732077)
- Testing
- Dopamine, Fractional Flow Reserve, Renal, Renal artery stenting
- Where
- 13 sites in China
- Volunteers
- 100 people
- Sponsor
- Peking University First Hospital
Transplant Renal Artery Stenosis
Retrospective Study of Patients Undergoing Percutaneous Intervention of the Transplant Renal Artery Stenosis
Renal transplantation is the standard treatment for patients with end-stage chronic kidney disease because it is effective in reducing the morbidity and mortality.
- Trial name
- TRAS (NCT04225338)
- Where
- 2 sites in Brazil
- Volunteers
- 313 people
- Sponsor
- Adriano Henrique Pereira Barbosa
Renal Artery Stenosis
Comparison of Stenting Versus Best Medical Therapy for Treatment of Ostial Renal Artery Stenosis: a Trial in Patients With Advanced Atherosclerosis
Renal artery stenosis (RAS) usually refers to a disease of the large extra-renal arterial vessels and most frequently is caused by atherosclerotic obstructions.
- Trial name
- NCT00711984
- Testing
- Herkulink renal artery Stent, best medical therapy
- Where
- Austria
- Volunteers
- 120 people
- Sponsor
- Medical University of Vienna
Renal Artery Stenosis
Renal Magnetic Resonance Angiography (MRA) Study Comparing Dotarem and Time Of Flight (TOF)
The study will evaluate the efficacy and safety of Dotarem enhanced MRA compared to TOF MRA in patients suffering from renal arterial disease.
- Trial name
- NCT00845702
- Testing
- Gadoterate meglumine (Dotarem), Time of Flight Magnetic Resonance Angiography
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- Guerbet
Renovascular Hypertension, Renovascular Hypertension With Renal Failure
Effects of Percutaneous Transluminal Renal Angioplasty of Atherosclerotic Renal Artery Stenosis in High-Risk Patients.
The goal of this clinical trial is to document a beneficial effect of percutaneous transluminal renal angioplasty (PTRA) of atherosclerotic renal artery stenosis in high-risk patients selected according to the criteria used in…
- Conditions
- Renovascular Hypertension, Renovascular Hypertension With Renal Failure, Heart Failure, Renal Artery Stenosis Atherosclerotic
- Trial name
- DAN-PTRAII (NCT05834803)
- Testing
- Optimal medical therapy (OMT), Catheter-based angiography, Measurement of translesional pressure gradients
- Where
- 3 sites in Denmark
- Volunteers
- 80 people
- Sponsor
- University of Aarhus
Renal Artery Stenosis, Hypertension
Renal Fractional Flow Reserve in Renal Artery Stenting
The purpose of the study is to determine potential utility of renal fractional flow reserve in prognosis predicting after renal stent implantation.
- Trial name
- PREFFER (NCT01128933)
- Testing
- Renal artery stenting
- Where
- Poland
- Volunteers
- 45 people
- Sponsor
- National Institute of Cardiology, Warsaw, Poland
Atherosclerotic Renal Artery Stenosis, Fractional Flow Reserve
FFR-Guided Revascularization in Atherosclerotic Renal Artery Stenosis
For patients with atherosclerotic renal artery stenosis, the results of randomized controlled trials published in recent years have failed to demonstrate that renal artery stenting is superior to optimal medical therapy.
- Conditions
- Atherosclerotic Renal Artery Stenosis, Fractional Flow Reserve, Optimal Medical Therapy, Stent Implantation
- Trial name
- FARS (NCT07511309)
- Testing
- Randomized to stenting, stent implantation, Randomized to optimal medical therapy (OMT)
- Where
- 20 sites in China
- Volunteers
- 300 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Aortic Aneurysm, Abdominal, Endovascular Procedures
Impact of Supra-renal Fixation of EVAR on Hemodynamics of Renal Arteries
The investigators conducted a bicentric prospective study to quantify the hemodynamic disturbances to the ostia of the renal arteries generated by the implantation EVAR with suprarenal fixation immediately postoperatively.
- Conditions
- Aortic Aneurysm, Abdominal, Endovascular Procedures, Renal Artery Stenosis
- Trial name
- IFIXEAR (NCT03594786)
- Testing
- endovascular aneurysm repair (EVAR)
- Where
- 2 sites in France
- Volunteers
- 70 people
- Sponsor
- Centre Hospitalier Universitaire de Besancon
Renal Artery Stenosis, Renal Blood Perfusion
A Study of Using Parenchymal Blood Volume(PBV) for Endovascular Treatment of Renal Arterial Stenosis
This study will use PBV technique to quantitatively assess the improvement of renal perfusion before and after endovascular treatment (EVT) of renal artery stenosis.
- Trial name
- NCT03252639
- Testing
- EVT for RAS & PBV acquisition protocol for target kidneys
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Peking Union Medical College Hospital
Chronic Kidney Disease, Pulmonary Embolism
Safety of Low Dose IV Contrast CT Scanning in Chronic Kidney Disease
The purpose of this study is to show that the use of low volume iso-osmolar non-ionic radio contrast medium (30 cc) in a thoracic CT Scanning procedure in a selected group of patients with chronic kidney disease (CKD) will avoid…
- Conditions
- Chronic Kidney Disease, Pulmonary Embolism, Renal Artery Stenosis, Pulmonary Cancer
- Trial name
- NCT02476526
- Testing
- Low Volume iso-osmolar non-ionic radio contrast medium, Acetylcysteine Inhalation, Sodium Bicarbonate Solution
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- VA Greater Los Angeles Healthcare System