儿童哮喘是在小儿时期发生的反复发作性呼吸困难伴喘呜的气道梗阻性疾病。其发病率为儿童中的1.5～6.9％,通常为1～3％。急性重症哮喘的发作很多与呼吸道感染有关。重症哮喘常可导致呼吸衰竭。对重症哮喘病情的迅速判断及正确及时的处理将有助于降低患儿的死亡率及解除患儿的痛苦。严重哮喘的判断与估价成功的治疗首先取决于对患儿病情正确的判断与估价。如一日间喘息程度波动幅度较大;治疗过程中仍日趋加重;发作时出现痉 Childhood asthma is an airway obstructive disease with recurrent episodes of dyspnea and wheezing that occurs during infancy. The incidence is 1.5 to 6.9% of children, usually 1 to 3%. Acute and severe asthma attacks and respiratory infections. Severe asthma can often lead to respiratory failure. Rapid diagnosis of severe asthma conditions and correct and timely treatment will help reduce the mortality rate in children and relieve the pain of children. Judgment and evaluation of severe asthma The successful treatment depends first of all on the correct judgment and evaluation of the condition of the child. Such as a daytime wheezing fluctuations greater; treatment is still increasing in the process; onset of spasm