a.Mental disorders: Disorientation, obvious decrease in computation ability, hypomnesia, and unresponsiveness, unable to take care of oneself.Some patients may develop a dementia syndrome.

• 精神障碍:定向力丧失、计算力显著下降、记忆力减退、反应迟钝、生活不能自理,部分患者可发展为痴呆综合征。