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Table 6 Modified Fisher Scale [29]

From: Subarachnoid hemorrhage in the emergency department

Grade

Criteria on CT head

Incidence of Symptomatic Vasospasm

0

No SAH; no IVH

0%

1

Focal or diffuse, thin SAH; no IVH

24%

2

Thin, focal, or diffuse SAH; IVH

33%

3

Thick, focal, or diffuse SAH; no IVH

33%

4

Thick, focal, or diffuse SAH; IVH

40%

  1. CT Computed tomography, SAH Subarachnoid hemorrhage, IVH Intraventricular hemorrhage
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International Journal of Emergency Medicine

ISSN: 1865-1380

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