Progress in diagnosis and treatment of children combined allergic rhinitis and asthma syndrome

Allergic rhinitis and bronchial asthma are two common respiratory allergic diseases in children and the incidence of the two diseases is increasing.They are regarded as mutually separate diseases,but recent studies suggest that there is a strong link between the two diseases,which is represented at the etiology,mechanisms,pathologic and therapeutic levels.So combined allergic rhinitis and asthma syndrome (CARAS),a new terminology has formally introduced to illustrate concurrent symptoms of allergic rhinitis and bronchial asthma.The diagnosis and treatment of CARAS need to be considered collectively.Therefore the incidence of misdiagnosis and repeated use of drugs can be significantly reduced,then improving the clinical efficacy.This article reviews progress of the diagnosis and treatment of CARAS in children. Key words: Combined rhinitis and asthma syndrome;  Diagnosis;  Treatment;  Children