CAPTIVA-MRI is an observational multimodal MR imaging study that is ancillary to the CAPTIVA trial \[a 3-arm, double-blind Phase III trial conducted at approximately 115 StrokeNet sites randomizing patients with stroke attributed to 70-99% intracranial atherosclerotic stenosis (ICAS) to aspirin plus ticagrelor, clopidogrel, or rivaroxaban.\] The primary goal of this ancillary study is to determine if MRI biomarkers can potentially identify ICAS patients who fail best medical management. The CAPTIVA-MRI study leverages the CAPTIVA trial design and implementation to capture information that will inform and facilitate the next generation of ICAS trials and the management of patients with ICAS.
Study Type
OBSERVATIONAL
Enrollment
300
Additional MRI to the CAPTIVA study at baseline and 12 months follow-up
University of Alabama Hospital
Birmingham, Alabama, United States
RECRUITINGYale New Haven Hospital
New Haven, Connecticut, United States
NOT_YET_RECRUITINGMedStar Washington Hospital Center
Washington D.C., District of Columbia, United States
NOT_YET_RECRUITINGBaptist Medical Center Jacksonville
Jacksonville, Florida, United States
RECRUITINGJackson Memorial Hospital, Miami
Miami, Florida, United States
RECRUITINGSIH Memorial Hospital of Carbondale
Carbondale, Illinois, United States
NOT_YET_RECRUITINGUniversity of Illinois Hospital
Chicago, Illinois, United States
RECRUITINGUniversity of Chicago Medical Center
Chicago, Illinois, United States
RECRUITINGBarnes Jewish Hospital
St Louis, Missouri, United States
RECRUITINGBuffalo General Medical Center
Buffalo, New York, United States
RECRUITING...and 3 more locations
Establish ICAS hemodynamic and plaque MRI biomarkers as reliable predictors of recurrent ischemic stroke in the vascular territory of the index stroke.
Recurrent ischemic stroke, defined as symptomatic infarct in the vascular territory of the index stroke artery. This outcome is centrally adjudicated in CAPTIVA using an American Heart Association definition of ischemic stroke
Time frame: 12 months
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