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Comparison of Mercury Exposures

  Methyl Mercury Thimerosal (ethyl mercury salicylate)
Exposure contaminated fish a preservative in some vaccines and other products
Route of exposure oral route injection (intramuscular)
Pattern of exposure chronic; primarily dependent on fish consumption periodic*
Likelihood of continual exposure only with fish-rich diet not likely

*limited to vaccination or exposure to other thimerosal-containing products

Content last reviewed on March 23, 2010