In a previous study on 27 patients with chronic bronchitis we found that only three developed
bronchoconstriction in response to hyperventilation of cold, dry air despite an increased …

Cough variant asthma is recognized to be a precursor of asthma or preasthmatic state
because nearly 30% patients with cough variant asthma develop typical asthma within …

We have studied the antitussive effects of two anticholinergic agents, oxitropium bromide
(200 μg) and ipratropium bromide (80 μg), and a combined beta-agonist and anticholinergic …

To the Editor: Inhalation challenge tests Using direct nonselective bronchoconstrictor stimuli
such as methacholine or histamine are widely used in the clinical assessment of aii-'ay …

The accurate and consistent assessment of cough is essential not only for optimum
standards of clinical care but also to drive forward advances in our understanding of cough …

We tested the relative efficacy of bronchodilators delivered in aerosol and in oral form in 17
patients with asthma in a double-blind randomized sequence. Treatment consisted of a 20 …

Cough is a common symptom in the smoking and non-smoking patient seeking medical
attention from the office-based physician. Often, a comprehensive history and physical …

Using recently published data, a nomogram was constructed to estimate the likelihood of
asthma following methacholine challenge. Based on Bayes' theorem, the nomogram makes …

OBJECTIVE To evaluate our experience with patients who presented with chronic cough
and how exhaled nitric oxide predicted response to inhaled corticosteroid (ICS) therapy …

Cough, a defense mechanism for clearing the airways of secretions, exudate, or foreign
bodies, may become a troublesome symptom. Chronic cough, one of the most frequent …