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Table 1 Normal values: end-systolic flow velocity, end-diastolic flow velocity and diameter from the common carotid artery, the internal carotid artery and the external carotid artery

From: Focused examination of cerebral blood flow in peri-resuscitation: a new advanced life support compliant concept—an extension of the focused echocardiography evaluation in life support examination

Extracranial cerebral arteries

Peak systolic flow velocity (cm/s)

End-diastolic flow velocity (cm/s)

Diameter (mm)

Common carotid artery

89 ± 17

26 ± 5

6.1 ± 0.8

Internal carotid artery

65 ± 10

26 ± 5

4.7 ± 0.6

External carotid artery

85 ± 18

19 ± 6

4.1 ± 0.7

  1. Data are taken from [21]