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Pirquet's reaction |
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Pirquet's reaction [per-kāz´]
appearance of a papule with a red areola 24–48 hours after introduction of two small drops of Old tuberculin by slight scarification of the skin; a positive test indicates previous infection with tubercle bacilli. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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