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New TB Test Promises Cheaper, Faster Diagnosis
6 Mar
Summary
- WHO endorses affordable molecular TB tests for primary care.
- Tongue swabs offer an alternative to sputum for sample collection.
- The new test costs $3.50, significantly cheaper than previous options.

A significant advancement in tuberculosis testing has been announced, with the World Health Organization (WHO) endorsing a new class of near-point-of-care molecular tests (NPOC-NAATs). These tests are designed for initial TB detection and can be implemented at the primary care level, offering a more affordable and accessible diagnostic solution.
Professor Madhukar Pai of McGill University highlighted the policy's importance, noting that these tests are more cost-effective than existing molecular options. The WHO also supports the use of tongue swabs as an easy-to-collect specimen for individuals unable to provide sputum, a common challenge, particularly for infants and children.



