Rhinitis ashma

BACKGROUND: The aim of this prospective study was to evaluate the prevalence of allergic asthma and or rhinitis (AR) in 1182 children. Systemic reactions (SRs) to asthma desensitization, previously, specific immunotherapy (SIT) in children with allergic asthma and or AR are scarcely known. MATERIALS AND METHODS: Since 1999, we have consecutively enrolled all children ranging in age from 3 to 11 years attending our Division because affected with severe asthma (592)...

The allergenic properties of the nine mite species prevalent in the house dust of northwestern Switzerland (Basel and surroundings) were studies. For the preparation of mite extracts, the average weight of each species was first determined and then the number per culture glass counted. Thus the extracts were prepared according to the weight of the mites. They were tested on 115 patients with ashma and/or rhinitis. Tests with patients own house dust and with a human dander/yeast mixture, which served as culture medium for the mites, were carried out simultaneously...