If a patient arrives at the emergency room experiencing an ischemic stroke and is eligible for tPA, which consequence becomes most critical regarding the penumbra's potential for recovery?

💡 Explanation

The timing of reperfusion is critical in limiting damage to the ischemic penumbra because prompt thrombolysis via tPA can salvage reversibly injured tissue by restoring blood flow. Therefore, the outcome hinges on rapid intervention, rather than the alternative consequences which become significant later or in different contexts.

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