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Corresponding Author

Amer, Mohamed

Abstract

Abstract Background : the link between allergic rhinitis(AR) and asthma has been confirmed. AR is a risk factor for the onset of asthma . Spirometry is a noninvasive method to evaluate lower respiratory system function in AR patients. The aim of the study: to evaluate spirometric lung function and response to post- bronchodilatation test in patient with AR. Methods: This prospective cross sectional study carried out on 100 patients with persistent AR. Spirometry ,post- bronchdilatation test, serum total IgE and eosinophils in blood and sputum were performed for all patients. Results: Our results reconfirming the concept of "a single air way with a single disease". In our study the patients with persistent AR were have impaired spirometric parameters. Conclusion: Our study confirming the predictive value of forced expiratory flow at 25% and 75% (FEF 25-75) as a marker of early bronchial involvement of small air way disease (SAD) in AR and also confirm the link between upper and lower respiratory system.

Article Type

Original Article

Keywords

Allergic Rhinitis; Asthma; Spirometry; Serum Immunoglobulin E; Eosinophils

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