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India ink test |
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India ink test
A diagnostic test used to detect the cryptococcal organism C. neoformans. A dye, called India ink, is added to a sample of CSF fluid, and if the fungi is present, they will become visible as the dye binds to the capsule surrounding the fungus. Mentioned in: Cryptococcosis
India ink test, a test used to detect Cryptococcus in wet preparations of patient specimens. The capsule of the yeast resists colorization by the India ink, resulting in clear organisms against dark background. The appearance of encapsulated yeast cells in cerebrospinal fluid is diagnostic for cryptococcal meningitis. 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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