BACKGROUND The major difficulty in postoperative care in patients after craniotomy is to distinguish the intracranial deficits from the residual effect of general anesthesia. In present study, we used cerebral state index (CSI) monitoring in patients after craniotomy with delayed recovery, and evaluated the prediction probability of CSI for long-term postoperative unconsciousness. METHODS We ...

Time and frequency domain analyses of scalp EEG recordings are widely used to track changes in brain states under general anesthesia. Although these analyses have suggested that different spatial patterns are associated with changes in the state of general anesthesia, the extent to which these patterns are spatially coordinated has not been systematically characterized. Global coherence, the ra...

hashimoto's encephalopathy (he) is a rare condition characterized by atypical psychiatric and heterogeneous neurological manifestations such as acute cerebral ischemia, seizure, tremors, myoclonus, psychosis, depression, cognitive disorders, and fluctuating loss of consciousness. here, a case of 28 year-old man was reported who referred to the emergency department (ed) with different acute neur...

The last conscious thoughts before loss of consciousness have been of interest for many years. Some people have been reported as having said that they had had a glimpse of an afterlife , and had regretted returning to this one; others have recalled, so novelists write, a misspent youth, or events they wish had not taken place. During an investigation into retrograde amnesia (Rudolf, 1947, 1948)...