Diagnosis of occupational asthma
نویسندگان
چکیده
منابع مشابه
Definition and diagnosis of occupational asthma.
Asthma is the most frequent occupational lung disease. The diagnosis of occupational asthma, defined as variable airways narrowing, causally related to exposure in the working environment to specific airborne dusts, gases, vapours or fumes, needs to be confirmed by objective means. This article reviews the different steps of investigation which are: history, pulmonary function tests, immunologi...
متن کاملWork-related asthma: diagnosis and prognosis of immunological occupational asthma and work-exacerbated asthma.
The incidence and prevalence of asthma are increasing. One reason for this trend is the rise in adult-onset asthma, especially occupational asthma, which is 1 of the 2 forms of work-related asthma. Occupational asthma is defined as asthma caused by agents that are present exclusively in the workplace. The presence of pre-existing asthma does not rule out the possibility of developing occupation...
متن کاملOccupational Medicine Occupational asthma
Occupational asthma may be defined as asthma induced by exposure to an inhaled agent (or agents) in the workplace. Its presentation is sometimes dramatic. Occupational exposure to platinum salts, for example, has been known to induce asthma in over 50% of an exposed workforce. For those affected, the consequences are often devastating, while the economic effects for an industry may be no less p...
متن کاملBarriers to diagnosis of occupational asthma in Ontario.
BACKGROUND Occupational asthma (OA) refers to asthma caused by workplace-specific substances. A longer duration of symptoms while continuing to be exposed has been associated with a worse prognosis. Evidence suggests a significant period of time exists between symptom onset and diagnosis of OA, the reasons for which have not been investigated. The purpose of this study was to examine whether pr...
متن کاملPEF analysis requiring shorter records for occupational asthma diagnosis.
BACKGROUND The Oasys programme plots serial peak expiratory flow (PEF) measurements and produces scores of the likelihood that the recordings demonstrate occupational asthma. We have previously shown that the area between the mean workday and rest day PEF curves [the area between the curves (ABC) score] has a sensitivity of 69% and specificity of 100% when plotted from waking time using a cut-o...
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ژورنال
عنوان ژورنال: Clinical <html_ent glyph="@amp;" ascii="&"/> Experimental Allergy
سال: 1989
ISSN: 0954-7894,1365-2222
DOI: 10.1111/j.1365-2222.1989.tb02762.x