直立性调节障碍是小儿植物神经功能不稳定引起的，临床主要表现为晨起或直立后头晕、心慌、胸闷及恶心等一组综合征，而不是器质性疾病。我们1995年4月调查587人现报告如下。1临床资料1．1一般资料4945名儿童中符合诊断者587人，患病率119％，其中男2对人，女350人，男：女为0 Erectile dysfunction is caused by the instability of children’s autonomic nervous system, the clinical manifestations of early morning or upright after dizziness, palpitation, chest tightness and nausea and a group of syndromes, rather than organic disease. Our survey of 587 persons in April 1995 is as follows. 1 Clinical data 1.1 General information 4945 children in line with the diagnosis of 587 people, the prevalence of 119%, of which 2 were men and 350 women, men and women were 0