Page 19 - 10. Asthma

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1. EXTRINSIC FACTORS

• Environmental pollutants such as cigarette smoke, and gases (e.g. sulfur dioxide,

nitrogen dioxide) can stimulate asthma.

• Children who are exposed to cigarette smoke are at high risk for exacerbating the

severity of asthma

• Children exposed to pollen, house dust or pet dander. This condition usually persists into

adulthood

• Agents found in construction sites or other work areas such as fumes and gases can
(noxious fumes), chemicals and dust can cause Occupational Asthma.