Document QM4Byr0dz3Zob2rJwyDpLVk8R
1 significant levels of asbestos.
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2 That is often referred to as 3 paraoccupational exposure.
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4 Q Is there, in your opinion, Dr. Gabrielson,
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5 again, with reasonable medical certainty, a level of
6 exposure, a level of occupational exposure,below
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7 which mesothelioma will not occur? 8 A No. Nobody has ever really established a
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9 lower limit. There have been reports, alarge number
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10 of reports, of individuals who have developed
11 mesothelioma after exposures only for short periods of
12 time, such as working on a summer job 10 weeks or so.
13 There have been reports of even shorter
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14 exposures of just a few weeks in individuals that have
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15 developed mesothelioma.
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So, very brief periods of exposure probably
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17 also increase the risk of developing mesothelioma. No
18 one has ever really established a safe lower limit.
19 In practical terms, though, the
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20 environmental exposures may contribute to
21 mesothelioma.