bronchial hyperreactivity

bronchial hyperreactivity

Etymology: Gk, bronchos + hyper, excess; L, re, again, agere, to act
an abnormal respiratory condition characterized by reflex bronchospasm in response to histamine or a cholinergic drug, such as methacholine. It is a universal feature of asthma and is used in the differential diagnosis of asthma and heart disease.
References in periodicals archive ?
Although the researchers do not yet understand why asthma results from reduced production of sphingolipids, their experiments clearly show a link between loss of these lipids and bronchial hyperreactivity, a key feature of asthma.
physiological studies which show that some AR patients with no perceived asthma develop bronchial hyperreactivity (BHR) during AR exacerbation, and these are apparently the patients at risk of developing asthma (4), (9), (10);
For example, alcohol consumption has been associated with increased bronchial hyperreactivity (6) and increased frequency of severe asthma attacks (i.
Increasing sensitisation to house dust mites increases the risk of increased bronchial hyperreactivity in Xhosa children
Bronchial hyperreactivity to aerosolised methacholine was investigated 24 h after the last saline or OVA challenge in OVA sensitized mice as described before (Couillin et al.
Asthma is characterized by airway inflammation that causes bronchial hyperreactivity.
Effect of inhaled heparin on methacholine-induced bronchial hyperreactivity.
3) Since 1939 there have been many studies reporting positive relationships between bronchiectasis and bronchial hyperreactivity and/or asthma.
Reduction of bronchial hyperreactivity during prolonged allergen avoidance.
characterized by bronchial hyperreactivity and inflammation.
The degree of bronchial hyperreactivity (the tendency of the airways to constrict in response to various stimuli) was another significant risk factor for continuing symptoms.