bronchoconstriction

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Related to bronchial constriction: Airway constriction

bronchoconstriction

[¦bräŋ·kō·kən¦strik·shən]
(physiology)
Narrowing of the air passages in bronchi and bronchioles.
References in periodicals archive ?
The effect of LPR in the pediatric airway might be mediated by one or all of three mechanisms: (1) microaspiration with stimulation of the laryngeal adductor reflux, (2) micro-aspiration with chemical pneumonitis, and (3) stimulation of an esophageal-vagal and/or autonomic reflex that results in or potentiates bronchial constriction.
The telltale symptoms of anaphylaxis include increased vascular permeability, vasodilation, and bronchial constriction, he said in a discussion of this and other office emergencies.
The mast cells then produce and release inflammatory chemicals, such as histamine, which cause bronchial constriction, mucus discharge, and other familiar symptoms, in an attempt to rid the body of the allergen.
Scientists know that asthma involves an immune response to inhaled allergens that results in inflammation, mucus secretion and bronchial constriction.
This triggers bronchial constriction and general airway inflammation.
A Phase II clinical trial conducted by Dr Joy Conway and Professor Stephen Holgate at the University of Southampton School of Medicine showed that all asthma patients who received AP0016 before exposure to inhaled allergens were able to completely eliminate early asthmatic responses, characterized by shortness of breath caused by bronchial constriction.
This chemical release triggers the inflammation, bronchial constriction and coughing associated with asthma.