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Table 1 Indications for transcranial ultrasonography and Doppler

From: Point-of-care transcranial Doppler by intensivists

Indication

Midline shift

Vasospasm (post-subarachnoid hemorrhage)

Intra-cranial pressure (ICP)

Cerebral circulatory arrest (brain death)

Stenosis

Occlusion/stroke

Micro-emboli (transient ischemic attack or stroke)

Right-to-left shunts (paradoxical emboli)

Sickle cell hyperemia versus stenosis

Intra-cranial hemorrhage detection and monitoring

Cerebral motor vasoactivity

A–V malformation assessments

Syncope or positional vertigo