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Neurosurgery · Neurology

World Federation of Neurosurgical Societies (WFNS) Subarachnoid Hemorrhage Scale calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

points

Allowed range: 3–15 points

Quick picks

Grade from the Glasgow Coma Scale and presence of a major focal neurologic deficit: I = GCS 15; II = GCS 13–14 without deficit; III = GCS 13–14 with deficit; IV = GCS 7–12; V = GCS 3–6.

Major focal neurologic deficit

Result

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Clinical inputs

  • Glasgow Coma Scale (points)Accepted range: 3 to 15
  • Major focal neurologic deficit

Primary source

Teasdale GM et al. A universal subarachnoid hemorrhage scale: report of a committee of the World Federation of Neurosurgical Societies. J Neurol Neurosurg Psychiatry. DOI: 10.1136/jnnp.51.11.1457. PMID: 3236024 (1988)

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