Grading Scales for Subarachnoid Hemorrhage
| Grade | Hunt-Hess Scale | WFNS Scale |
|---|---|---|
| 1 | Mild headache, normal mental status, no cranial nerve or motor findings | GCSa score 15, no motor deficits |
| 2 | Severe headache, normal mental status, may have cranial nerve deficit | GCS score 13-14, no motor deficits |
| 3 | Somnolent, confused, may have cranial nerve or mild motor deficit | GCS score 13-14, with motor deficits |
| 4 | Stupor, moderate to severe motor deficit, may have intermittent reflex posturing | GCS score 7-12, with or without motor deficits |
| 5 | Coma, reflex posturing or flaccid | GCS score 3-6, with or without motor deficits |
aGlasgow Coma Scale; see Table 19-2. .
Abbreviation: WFNS, World Federation of Neurosurgical Societies.