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Table 1 Initial clinical assessment (Pseudocoma is not included since it can mimic any type of coma)

From: Coma and cerebral imaging

Clinical impression

Etiology

Coma without focal signs or neck stiffness

anoxic-ischemic

toxic-.metabolic

(post-) epileptic

inflammatory

hypothermia

traumatic brain injury

Coma with neck stiffness

subarachnoid hemorrhage

meningitis

meningoencephalitis

Coma with focal signs

neurovascular (arterial infarctions, hemorrhages, venous thrombosis)

abscess, tumor, traumatic brain injury