Ottawa SAH Rule – Peripheral Brain

This rule serves as a method to screen out individuals with low likelihood of aSAH. Patients who present with severe headache and meet any of the criteria listed may need additional testing. This rule has 100% sensitivity but only 15.3% specific, and can therefore identify the subset of patients who are unlikely to have aSAH.…

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Ottawa SAH Rule – Peripheral Brain

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PDF] To Head CT Scan or Not: The Clinical Quandary in Suspected

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CT HEAD? Reviewing the newest validation of the Ottawa