神经衰弱是属于所谓神经官能症这一类神经系统机能性疾病中最常见的一种疾病。另外一类则叫做器质性的神经系统疾病。这两类疾病之间的基本区别就在于:在器质性疾病时可见到神经组织本身有解剖组织学的改变,而相反在神经官能症时,包括神经衰弱在内,在神经组织方面是看不到任何明显改变的。神经系统机能性疾病是有各种不同的症状的;其中某些症状不仅使患者本人感到苦恼,而且使他周围的人们也感到很不舒服。患此种疾病时,患者的主诉通常可以分成下述几种不能截然分开的类型:1.易于激动、急躁,对任何微不足道的反对意见都缺乏忍耐的力量,惶惶不安;睡眠不稳,时 Neurasthenia is one of the most common diseases of the nervous system that are part of the so-called neurosis. The other is called an organic neurological disorder. The basic difference between these two types of diseases lies in the fact that there is an anatomical difference in the histological appearance of the nervous tissue itself in the case of organic diseases, whereas in the case of neurosis, including neurasthenia, Not any obvious change. Nervous system Functional diseases have a variety of different symptoms; some of these symptoms not only distress the patient but also make people around him uncomfortable. When suffering from such a disease, the patient’s complaints can usually be divided into the following types can not be completely separated: 1. Easy to excited, impatient, any negligible opposition lack the power of patience, anxiety; unstable sleep, when