Examination: Head Ct.
Lumbar puncture intracranial pressure normal, some patients can appear intracranial pressure drop. Cerebrospinal fluid is colorless transparent, do not contain blood, leucocyte number is normal. Biochemical examination also more in the normal range, some can be found acetylcholine content increased, cholinesterase activity decreased, potassium ion concentration increased.
X-ray examination of skull, no fracture was found.
2. Brain CT Scan, Skull and intracranial no obvious abnormal changes.
3. Electroencephalogram (EEG-RRB- examination showed that EEG eeg was normal in a few months after injury.
4. Cerebral blood flow examination, early after injury can be reduced cerebral blood flow.
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