[Allergic rhinitis and related diseases].

Allergic disease prevalence including allergic rhinitis has increased. It's relationship with other allergic diseases including asthma makes imperative it's diagnosis as well as co- -morbidity identification and associated complications. The most recent classification of the disease highlights the duration of symptoms and it's interference in the quality of life. The therapeutic strategy presented is based on eviction measures, pharmacological treatment, immunotherapy and, in selected cases, surgery. Pharmacological treatment should be done by "steps" according to the severity of the disease.