All calculators

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

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.

Result

Complete all required inputs to calculate the score.

Formula 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)

View source