Clinical Research Directory

ACUTE STROKE PATIENTS: Inclusion Criteria: * acute stroke (\> 21 days) * aged 18-90 years * with a stroke lesion on brain imaging Exclusion Criteria: * " classical " contre-indication to MRI (non-MR-compatible pacemaker, pregnancy, non-MR-compatible implanted devices, claustrophoby, etc ...) * difficulty in understanding or executing commands * drug/alcohol abuse * severe aphasia / cognitive deficits interfering with study * inability to voluntarily move the affected arm (i.e. complete paralysis of the arm) * multiple strokes / dementia / psychiatric condition PATIENTS WITH TRANSIENT GLOBAL AMNESIA: Clinical diagnosis, criteria of Hodge \& Warlow (1990): * Anterograde amnesia observed by a witness * No alteration of consciousness or loss of identity * Cognitive dysfunction limited to amnesia * Lack of focused neurological deficit or argument for a comitiality * Absence of head trauma * Symptom resolution within 24 hours * Possible existence of vegetative symptoms Inclusion criteria: * Transient global amnesia * 8-90 years old * Be able to perform 3 consecutive sessions on a rehabilitation robot Exclusion criteria: * Severe aphasia / cognitive deficits interfering with study * Psychiatric disorders * Alcohol / drug addiction * Exclusion criteria related to MRI HEALTHY INDIVIDUALS: Inclusion Criteria: • 18-90 years Exclusion Criteria: * medical history with a previous stroke/neurological deficit * drug/alcohol abuse * psychiatric condition/ dementia CHRONIC STROKE PATIENTS: Inclusion Criteria: * chronic stroke (\>6 months) * aged 18-90 years * with a stroke lesion on brain imaging Exclusion Criteria: * difficulty in understanding or executing commands * drug/alcohol abuse * severe aphasia / cognitive deficits interfering with study * inability to voluntarily move the affected arm (i.e. complete paralysis of the arm) * multiple strokes / dementia / psychiatric condition