情绪不定、人格变化、注意力低下三种症状有时同时出现,但多数情况下是作为独立症状出现的。本文分别加以说明。一、情绪不定心情无论如何也平静不了的状态叫情绪不定。很多疾病都可以出现情绪不定,主要可分为由功能性疾病引起的和由器质性疾病引起的两类。在功能性疾病中,周期性精神病、精神分裂症、神经病、癔病等常有情绪不定症状出现。而在一般的精神科疾病中,病情较轻阶段即疾病的初期和恢复期常伴有这一症状。亦有合并全身疾病后导致情绪不定者。女性常有月经前紧张症和产褥期精神病等情绪不 Emotional uncertainty, personality changes, attention deficits Three symptoms sometimes occur at the same time, but in most cases appear as an independent symptom. This article separately explains. First, the mood of uncertainty In any case can not calm state called emotional uncertainty. Many diseases can be emotional, mainly divided into two types caused by functional diseases and organic diseases. In functional diseases, periodic psychosis, schizophrenia, neuropathy, hysteria and other often emotional symptoms appear. In the general psychiatric diseases, the less severe stage of the disease is often accompanied by the initial and recovery of this symptom. There are also combined with systemic diseases lead to emotional uncertainty. Women often have premenstrual stress disorder and puerperal psychosis and other emotions not