Background: For many years, the association between asthma and rhinitis has primarily
been attributed to a common allergic background. Recently, it has been suggested that …

The effect of treatment of allergic rhinitis with intranasal corticosteroids on lower airway
responsiveness was assessed in a randomized, double-blind, placebo-controlled, crossover …

In order to study whether the methacholine inhalation challenge could predict which patients
with allergic rhinitis were at risk to develop asthma, we prospectively studied a group of …

From the patients observed at our respiratory allergology service, we selected patients with
rhinitis only, without any past or present respiratory symptoms, for our study. All these …

Cough is one of a group of defensive respiratory reflexes. The reflex is a complex one, with
the afferent pathway within the vagus nerve, and the efferent pathway within the somatic …

The bronchoconstrictor activity of an aerosol of leukotriene E4 (LTE4) was compared with
that of histamine in 5 normal and in 6 asthmatic subjects to define the relative potency of …

Bronchial hyperresponsiveness (BHR) is a characteristic feature of asthma which is often
associated with airways inflammation. However, some patients with allergic rhinitis and no …

Twenty-seven patients with hay fever had a carbachol inhalation challenge both out of
season and during the pollen season. Eight patients with allergic asthma were used as a …

Background: Seasonal allergic rhinitis could predispose to the development of chronic
bronchial inflammation as observed in asthma. However, direct links between nasal …

Background: Both specific immunotherapy (SIT) and nasal steroid (NS) have been shown to
effectively reduce symptoms of allergic rhinitis. Although a number of investigators have …