AIM: To evaluate the clinical value of event related potential P300 as assessment of cognitive function disorder in the patients with vascular dementia (VD).
目的：评价事件相关电位P 300作为血管性痴呆患者认知功能障碍客观指征的临床价值。
CONCLUSION: the prolongation of P300 peak latency reflects the pathological changes of brain areas associated with cognitive function and the degree of cognitive function disorder in VD patients.
结论：血管性痴呆患者P 300峰潜伏时的延长反映与认知功能相关脑区的病理改变，客观反映认知功能障碍程度。
AIM: To explore the relationship of posttraumatic stress disorder (PTSD) and cognitive function in patients with craniocerebral injury.
目的：探讨颅脑损伤患者创伤后应激障碍和认知功能的关系。
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