Clinical trials: Contrast Agent
Healthy
Single Dose Safety, Tolerance and Pharmacokinetic Study in Healthy Volunteers Undergoing Contrast-enhanced Abdominal Computed Tomography (CT)
This is a non-randomized dose-escalating study that will evaluate the safety and tolerability of GE-145 at four different dose levels through the assessment of clinical laboratories, vital signs, physical examinations…
- Trial name
- NCT01004770
- Testing
- GE-145 (AN113111) Injection, Visipaque (iodixanol) Injection
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- GE Healthcare
Breast Carcinoma
Contrast-Enhanced Ultrasound Scan for the Estimation of Tissue Pressure in Patients With Breast Cancer
This clinical trial studies the use of contrast-enhanced ultrasound (CEUS) in estimating tissue pressure in patients with breast cancer. Diagnostic procedures, such as CEUS, may help estimate tissue pressure noninvasively.
- Trial name
- NCT04721886
- Testing
- Ultrasonsgraphy, Perflutren Lipid Microcpheres, Contrast - Enhanced Ultrasound
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Thomas Jefferson University
Multiple Sclerosis, Optic Neuritis
Ampyra for Optic Neuritis in Multiple Sclerosis
Fifty subjects will be enrolled in this Phase II, investigator-initiated, randomized and blinded cross-over trial of dalfampridine of 8 weeks duration The study will test the hypothesis that dalfampridine, when administered to…
- Trial name
- NCT01337986
- Where
- United States
- Volunteers
- 53 people
- Sponsor
- Washington University School of Medicine
Night Vision Complaints, Decrease in Night Vision
The Safety and Efficacy of Phentolamine Mesylate Ophthalmic Solution in Subjects With Severe Night Vision Disturbances
The objectives of this study are: To evaluate the efficacy of phentolamine mesylate 0.5% and 1.0% ophthalmic solution (Nyxol) in the treatment of night vision complaints, including reduced contrast sensitivity To evaluate the…
- Conditions
- Night Vision Complaints, Decrease in Night Vision, Disturbance; Vision, Loss
- Trial name
- NCT01703559
- Testing
- Phentolamine Mesylate Ophthalmic Solution 1.0%, Phentolamine Mesylate Ophthalmic Solution 0.5%
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Opus Genetics, Inc
Hypothyroidism
Iodinated Contrast Agents and Risk of Hypothyroidism in Young Children in the United States
This study will estimate the incidence of hypothyroidism in a pediatric population of children under age 4, based on data from the US-based Kaiser Permanente Northern California database, which were exposed to iodinated contrast…
- Trial name
- NCT02959827
- Testing
- Iodinated contrast agents
- Where
- United States
- Volunteers
- 2,320 people
- Sponsor
- Bayer
Contrast-induced Acute Kidney Injury
Biochemical Effects of Remote Ischemic Pre-Conditioning on Contrast-induced Acute Kidney Injury
This a prospective, double-blind, sham-controlled, randomized clinical trial to study the effects of remote ischemic preconditioning on acute kidney injury, vascular and renal biomarkers in patients with non-ST elevation…
- Trial name
- BRICK (NCT03236441)
- Testing
- RIPC
- Where
- 2 sites in United States
- Volunteers
- 110 people
- Sponsor
- Oladipupo Olafiranye, MD, MS
Fibrosis, Kidney Failure
Risk of Nephrogenic Systemic Fibrosis (NSF) in Patients With Moderate Renal Insufficiency After the Administration of Magnevist
Assess potential risk for NSF in subjects with renal impairment (moderate) post magnevist injection. Subjects will be screened within 48 hours of previously scheduled MRI, those meeting the enrollment criteria will be enrolled…
- Conditions
- Fibrosis, Kidney Failure, Renal Insufficiency
- Trial name
- NCT00744939
- Testing
- Gadopentetate dimeglumine (Magnevist, BAY86-4882)
- Where
- 26 sites in United States
- Volunteers
- 168 people
- Sponsor
- Bayer
Renal Disease
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
- NCT00980681
- Testing
- Dotarem, Time of Flight
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Guerbet
Percutaneous Coronary Intervention
Adenosine Contrast CorrELations in Evaluating RevAscularizaTION
The purpose of this study is to compare FFR measurements done with adenosine to FFR measurements done with contrast, where the contrast is injected using the ACIST CVi automated contrast injector.
- Trial name
- ACCELERATION (NCT03557385)
- Testing
- Iopamidol, adenosine, Navvus® Catheter
- Where
- 5 sites in United States
- Volunteers
- 201 people
- Sponsor
- Duke University
Tetralogy of Fallot, Pulmonary Insufficiency
Contrast Enhanced 3D Echocardiographic Quantification of Right Ventricular Volumes in Repaired CHD
We propose the novel integration of two echocardiographic technologies - three-dimensional echocardiography using semi-automated right ventricular analysis coupled with the administration of ultrasound enhancing agents - to…
- Trial name
- NCT05186415
- Testing
- Sulfur Hexafluoride Lipid Type A Microspheres 25 MG Injection Powder for Suspension [LUMASON]
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Nemours Children's Clinic
Renal Cell Carcinoma
Non-Contrast Perfusion Using Arterial Spin Labeled MR Imaging for Assessment of Therapy Response in Metastatic Renal Cell Carcinoma
Magnetic Resonance Imaging (MRI) including Arterial Spin Labeling (ASL) will be performed before, during, and after the treatment, in a total of up to 6 MRI sessions until 7 months after the first session, or when progression is…
- Trial name
- NCT04831138
- Testing
- MRI with ASL, ASL-MRI
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- University of Texas Southwestern Medical Center
Chronic Kidney Disease, Cystic Kidney Disease
Contrast-enhanced Ultrasound of the Kidney
The purpose of this research study is to evaluate contrast-enhanced ultrasound for kidney malignancies
- Trial name
- CEUS-CKD (NCT02684435)
- Testing
- Perflutren lipid microsphere
- Where
- 2 sites in United States
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Carotid Artery Plaque
New Technologies to Determine Carotid Plaque Vulnerability in Patients With Significant Carotid Plaques
The researchers are trying to determine if the characterization of "vulnerable" carotid artery plaques can be accomplished with ultrasound-based methods that look for vessels in the plaque and measure the plaque stiffness.
- Trial name
- NCT03335033
- Testing
- Contrast-enhanced ultrasound, Shear Wave Elastography, Ultrasound Examination
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Mayo Clinic
Kidney Cancer
Contrast-Enhanced Ultrasound for Kidney Cancer Subtyping and Staging
The purpose of this study is to determine if contrast-enhanced ultrasound can detect abnormal features of kidney lesions in patients with suspected kidney cancer with the same accuracy as conventional ultrasound and…
- Trial name
- NCT04021238
- Testing
- Perflutren lipid microsphere, Sulfur hexafluoride lipid microspheres
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- UNC Lineberger Comprehensive Cancer Center
Chronic Kidney Diseases
A Study to Explore the Renal Safety of Visipaque Injection 320 mgI/mL in Patients With Chronic Kidney Disease
This parallel-group, randomized, placebo-controlled study will examine the incidence and severity of acute kidney injury (AKI) in patients with chronic kidney disease (CKD) stage III/IV following an i.v.
- Trial name
- NCT03119662
- Testing
- Visipaque
- Where
- 29 sites in United States, Belgium and 4 more
- Volunteers
- 4 people
- Sponsor
- GE Healthcare
Coronary Computed Tomographic Angiography
Comparison of Isovue 370 vs. Standard Protocol in Coronary Computed Tomographic Angiography (CTA)
Computed Tomography Angiogram (CTA) scans are performed routinely to look at the vessels in the body as an alternative to directly injecting contrast into the vessels and taking pictures.
- Trial name
- NCT02171247
- Testing
- Isovue 370, Visipaque 320
- Volunteers
- 35 people
- Sponsor
- Duke University
Radiocontrast-induced Nephropathy
Mechanisms for the Effect of Acetylcysteine on Renal Function After Exposure to Radiographic Contrast Material
Millions of people receive radiographic contrast material for investigations like CT and coronary angiography. While considered safe in healthy patients, it can cause acute renal impairment.
- Trial name
- NCT00558142
- Testing
- Acetylcysteine, Visipaque 320
- Where
- United Kingdom
- Volunteers
- 107 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Liver Neoplasms, Adenoma
Liver MRI With Primovist/Eovist in Pediatric Subjects Who Are Suspected or Have Focal Liver Lesions.
Medical records are reviewed to obtain information about the use of a MRI diagnostic imaging agent (contrast agent) called Primovist/Eovist in children older than 2 months and less than 18 years.
- Conditions
- Liver Neoplasms, Adenoma, Carcinoma, Liver Abscess
- Trial name
- NCT01043523
- Testing
- Gadoxetic Acid Disodium (Eovist, BAY86-4873)
- Where
- 9 sites in United States, Italy and 3 more
- Volunteers
- 52 people
- Sponsor
- Bayer
Ovarian Cancer
Optimal Timing of BR55 CEUS of the Ovaries
This is an exploratory, single center, open label, prospective study of BR55 to determine the optimal phase of the menstrual cycle for performing BR55 contrast-enhanced ultrasonography (CEUS) of the target ovary in premenopausal…
- Trial name
- NCT04248153
- Testing
- BR55
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Bracco Diagnostics, Inc
CT of the Abdomen and Pelvis With Contrast Material
Customized Contrast Media Dose Clinical Trial
1. To determine if a formula derived from PCA using specific patient parameters can be used to determine the individual contrast material dose and provide a more consistent level of vascular and parenchymal enhancement during…
- Trial name
- NCT02433665
- Testing
- Iopamidol, Mydose
- Where
- United States
- Volunteers
- 166 people
- Sponsor
- Duke University