The purpose of this clinical research study is to demonstrate the ability of Definity® enhanced versus unenhanced cardiac ultrasound to improve the accuracy and reproducibility of left ventricular ejection fraction (EF) when compared to magnetic resonance imaging (MRI).
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
131
The intervention for this study was that all patients received a slow bolus injection of diluted DEFINITY during the contrast-enhanced imaging study.
University of Arizona
Tucson, Arizona, United States
University of Chicago Medical Center
Chicago, Illinois, United States
Washington Hospital Center
Washington DC, Maryland, United States
Demonstrate the ability of Definity® enhanced versus unenhanced echocardiography to improve the accuracy of left ventricular ejection fraction when compared to cardiac magnetic resonance imaging (MRI) in a blinded assessment
Time frame: Following the completion of patient enrollment when the images (ultrasound and MR) were evaluated independently by three blinded readers.
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Saint Lukes Mid America Heart Institute
Kansas City, Missouri, United States
University of Nebraska Medical Center
Omaha, Nebraska, United States
Duke University Medical Center
Durham, North Carolina, United States
Cleveland Clinic Foundation
Cleveland, Ohio, United States
Oregon Health & Science University
Portland, Oregon, United States
University of Pittsburgh Medical Center
Pittsburgh, Pennsylvania, United States
University of Texas Medical Branch
Galveston, Texas, United States