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Innovation

New tuberculosis test – no more false positives

A new screening process for tuberculosis (TB) infections in Canadian prisons could mean that more than 50 per cent of those screened won’t undergo unnecessary treatment due to false positives.
According to research by Wendy Wobeser and medical resident Ilan Schwartz, a test for TB using interferon-gamma release assays (IGRA) will detect a pre-existing TB infection, or latent TB, that might not present itself for many years, or until the body becomes weakened by another source.

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