| People with a history of asbestos
| |
| | is generally thought to be less harmful
|
| exposure are about seven times more
| |
| | to leave it in place than to remove it,
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| likely to die from lung cancer than those
| |
| | as doing so may release asbestos fibers
|
| who are unexposed to asbestos. Asbestos
| |
| | into the air. Some industries continued
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| exposure is associated with all types of
| |
| | to use asbestos after its risks became
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| lung cancer, and with a rare type of
| |
| | known, and are facing lawsuits from
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| cancer called malignant mesothelioma,
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| | former employees.The symptoms of
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| which affects the tissue lining the lungs
| |
| | asbestos-related lung cancer are similar
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| called the pleura. The time between
| |
| | to those of lung cancer in general.
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| exposure and development of cancer ranges
| |
| | These include breathlessness, wheezing,
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| from 15 to 30 years. This gap between
| |
| | chest pain, coughing up of blood, a new
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| exposure and disease may delay diagnosis
| |
| | cough or a persistent cough, or
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| until the lung cancer is advanced and
| |
| | hoarseness. A diagnosis is usually made
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| less amenable to treatment. If someone
| |
| | using a combination of physical
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| with asbestos exposure also smokes, the
| |
| | examination, x-rays, CT scans, lung
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| risk of getting lung cancer increases
| |
| | tissue biopsies, and lung function tests.
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| substantially.Until the mid-20th century,
| |
| | Recent research suggests that levels of
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| asbestos was widely used in construction
| |
| | a blood protein, osteopontin, rise in
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| and to manufacture insulation and fire
| |
| | people with malignant mesothelioma.
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| retardant materials. As knowledge of the
| |
| | Treatment depends on the type of lung
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| health risks associated with asbestos
| |
| | cancer and on the stage or extent of
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| fiber inhalation or ingestion increased,
| |
| | spread when it is diagnosed; overall
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| asbestos became less commonly used.
| |
| | five-year survival rates are below 20
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| While asbestos is still present in many
| |
| | percent.
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| public buildings and in older homes, it
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| |
|
