Hunt and Hess scale

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The Hunt and Hess scale is used to classify the severity of a subarachnoid hemorrhage.

[edit] Description grade

  1. Asymptomatic, mild headache, slight nuchal rigidity
  2. Moderate to severe headache, nuchal rigidity, no neurologic deficit other than cranial nerve palsy
  3. Drowsiness / confusion, mild focal neurologic deficit
  4. Stupor, moderate-severe hemiparesis
  5. Coma, decerebrate posturing

[edit] References

  • Hunt WE, Hess RM. “Surgical risk as related to time of intervention in the repair of intracranial aneurysms.”
  • Journal of Neurosurgery 1968 Jan;28(1):14-20.
  • Hunt WE, Meagher JN, Hess RM. “Intracranial aneurysm. A nine-year study.”
  • Ohio State Medical Journal 1966 Nov;62(11):1168-71.