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Frei's test |
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Frei's test [frī] Etymology: William S. Frei, German dermatologist, 1885-1943 a test performed to confirm a diagnosis of lymphogranuloma venereum. Killed antigen, originally derived from infected patients, is injected intradermally in one forearm, and a control material is injected into the other arm. If a red, thickened papule develops at the site of injection of antigen, the test result is positive. See also Chlamydia. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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