What is Hunt-Hess Grade 3?

Grade 3: drowsy or confused, mild focal deficit. Surgical risk moderate. 30-day mortality approximately 15-20%.

Which Hunt-Hess grade has worst prognosis?

Grade 4-5 (stuporous/comatose, decerebrate posturing) has 70-90% mortality. Grade 1-2 has <5% mortality with early surgery.

Grade 1-3 typically managed with early surgery (24-48h). Grade 4-5 may require delayed surgery after neurological improvement.

Calculate Hunt-Hess grade (1-5) for subarachnoid hemorrhage severity — predicts surgical risk and outcome.

Use the full interactive calculator below, or

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