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Table 1 The vasospasm grade is related to the two indexes, Lindegaard and Soustiel

From: POCUS, how can we include the brain? An overview

 

Vasospasm grade

MCA or ACA/ICA

 < 3

Hyperemia

 3–4

Mild

 4–5

Moderate

 5–6

Severe

BA/ICA

 2.5–3.0

Moderate

 > 3.0

Severe

  1. MCA, middle cerebral artery; ACA, anterior cerebral artery; ICA, internal carotid artery