The presence of cerebral microbleeds on brain imaging was found to be an independent predictor of early recurrent stroke following transient ischemic attack (TIA) in a prospective study of outcomes among patients treated at comprehensive stroke centers in South Korea.

Cerebral microbleeds conveyed a more than threefold increased risk for having a stroke within 90 days of the transient ischemic event, according to a Korean registry analysis.

The 5% overall rate of stroke recurrence during this 90-day window was lower than that seen in many previous studies, suggesting that optimal, immediate treatment lowers the risk of early stroke recurrence in this group.

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