occupational asthma…

Medical experts recommend this detailed explanation.

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spirometry, respiratory system, asthma, occupational exposure, byssinosis, work-aggravated asthma, irritant-induced reactive airways disease, a lung disorder characterized by attacks of breathing difficulty, wheezing, prolonged exhalation, cough, various agents found, in the work place, bronchial asthma, due to spasms, the muscles lining the airways, cause them to narrow excessively, many agents, in the workplace, cause occupational asthma, most commonly, protein molecules, wood dust, grain dust, animal dander, fungi, chemicals, di-isocyanates, though the actual rate of occurrence of occupational asthma, suspected to cause between 2, 20 percent of all cases of asthma in industrialized nations, following workers, at higher risk, plastics workers, metal workers, bakers, millers, farmers, grain elevator workers, laboratory workers, woodworkers, drug manufacturers, detergent manufacturers, occur shortly after exposure, offending agent, allergen, improve, disappear, the affected person leaves the workplace, symptoms often worsen, the work week progresses, resolve on weekends, vacations, experience a delayed onset of symptoms, 12 hours after exposure, allergen, shortness of breath, wheezing, cough, a feeling of tightness, in the chest, history reveals a pattern of worsening symptoms associated, exposure to a specific agent, workplace environment, making the association, the correct allergen, very difficult, wheezing heard, listening, chest, a stethoscope, auscultation, tests used, in the diagnosis of occupational asthma, pulmonary function tests, measurement, the peak expiratory flow rate, peak-flow, after work, chest x-ray, cbc, bronchial provocation test, test measuring reaction, suspected allergen, blood tests to reveal specific antibodies to suspected offending substances, objective of treatment, limit exposure, allergen, improve symptoms, bronchodilator therapy, instances, persist despite removal, the source of exposure, medications include hand-held inhalers, nebulizers to deliver bronchodilators, therapies, bronchial asthma added in more severe cases, stress related to illness, helped by joining a support group where members share common experiences, asthma, allergy, support group, asthma in general is good, persist, years after workplace exposure has been eliminated, complications include continued asthma symptoms after removal, source of exposure, signs of occupational asthma develop, have occupational asthma, signs of respiratory infection, new symptoms, once the cause is determined, avoid further exposure to it.