en دیگر Others تحقيقي Original Paper <strong>Background and Objectives:</strong> Asthma is one of the most common respiratory diseases. Inhaled particles that may trigger allergic reactions and air routes are important factors contributing to asthma. This study aimed to determine the abundance of allergens in children with asthma in Gorgan, Iran.<span dir="RTL"></span><br> <strong>Methods:</strong> In this retrospective study, we randomly collected records of all asthmatic patients over five years of age referred to asthma and allergy clinic in Gorgan, Iran. Furthermore, data related to skin prick test were recorded.<span dir="RTL"></span><br> <strong>Results:</strong> The severity of asthma differed significantly between males and females. There was a direct relationship between age and reaction to one allergen. In addition, 18 of 25 (72 %) patients with severe asthma were allergic to more than two allergens. Moreover, the most common allergen was mite (56%).<span dir="RTL"></span><br> <strong>Conclusion:</strong> Mites are the most common allergen among children with asthma in the study area. <span dir="RTL"></span> Asthma,Mites,Allergen, 32 36 http://mlj.goums.ac.ir/browse.php?a_code=A-10-977-1&slc_lang=en&sid=1 Mohsen Ebrahimi M1355ebrahimi@gmail.com 100319475328460021045 100319475328460021045 Yes Children's Research Center, Golestan University of Medical Sciences, Gorgan, Iran Shahriar Shenava Raouf alirezaa2s@gmail.com 100319475328460021046 100319475328460021046 No Student Research Committee, School of Medicine, Golestan University of Medical Sciences, Gorgan, Iran