Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học General Psychiatry cung cấp cho các bạn kiến thức về ngành y đề tài: Relationship between Asthma and Rhinitis: Epidemiologic, Pathophysiologic, and Therapeutic Aspects. | Review Article Relationship between Asthma and Rhinitis Epidemiologic Pathophysiologic and Therapeutic Aspects Celine Bergeron MD MSc Qutayba Hamid MD PhD Abstract Over the last few years the evidence of links between rhinitis and asthma has been strengthened. This has led to the introduction of the concept of united airway disease. Rhinitis and asthma appear to be interrelated at the epidemiologic level and at the pathophysiologic level. This article reviews current epidemiologic and pathophysiologic evidence of the relationship between rhinitis and asthma and discusses the effect of treatment of one site on the other site. Epidemiologic Links Atopy Asthma and rhinitis are frequently associated with atopy with preferential sensitization to airborne allergens. Atopic diseases can manifest themselves at different sites on the body and can present as urticaria allergic rhinitis atopic dermatitis conjunctivitis food allergy and asthma. Allergic Rhinitis and Asthma Prevalence Allergic rhinitis is an important health problem and affects up to 40 of the worldwide 2 Its prevalence in the Canadian population is between 10 and 25 .1 Forty percent of allergic rhinitis patients have asthma and as much as 94 of allergic asthma patients have allergic In Canada the current prevalence of asthma is 7 whereas worldwide prevalence varies from to 37 .1 C. Bergeron Q. Hamid Meakins-Christie Laboratories McGill University Montreal Quebec Correspondence to Qutayba Hamid MD PhD Meakins-Christie Laboratories McGill University 3626 St-Urbain Street Montreal PQ H2X 2P2 Allergic Rhinitis as a Risk Factor for Asthma Settipane and colleagues conducted a prospective study on a cohort consisting of young university students to determine the long-term risk factors for developing asthma and allergic The follow-up study 23 years later revealed that the incidence of asthma and allergic rhinitis increases with age. Furthermore the presence of allergic .
