Neurology · Neurosurgery · ICU and Critical Care

Modified Fisher Scale for SAH calculator

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Clinical inputs

Modified Fisher CT grade

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Clinical inputs

Modified Fisher CT grade

Primary source

Frontera JA et al. Prediction of symptomatic vasospasm after subarachnoid hemorrhage: the modified fisher scale. Neurosurgery. DOI: 10.1227/01.NEU.0000224557.82452.3A. PMID: 16823296. Scope: grade 0–1 minimal/thin SAH without IVH; 2 thin SAH with bilateral IVH; 3 thick SAH without IVH; 4 thick SAH with bilateral IVH — predicting symptomatic vasospasm risk. (2006)

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