Journal of NeuroInterventional Surgery 2019-Jul
MR characteristics of unruptured intracranial arteriovenous malformations associated with seizure as initial clinical presentation.
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Abstrak
MATERIALS AND METHODS
A retrospective review was completed of patients diagnosed with unruptured intracranial AVMs on MRI between January 1, 2000 and December 31, 2016. Two blinded reviewers assessed demographics, lesion locality, and imaging and architectural characteristics of AVMs and surrounding parenchyma, including, but not limited to, AVM location, venous drainage pattern, venous varix, thrombosed venous varix, long draining vein, AVM-related gliosis, peri-AVM edema, and peri-AVM T2* signal. Findings were statistically analyzed for correlation with seizure using Student's t-test for continuous variables and Χ2 test for categorical variables.