Innovations in Biotechnology and Medical Sciences

TB diagnostic kit ‘Truenat’


From UPSC perspective, the following things are important :

Prelims level: TrueNat

Mains level: Not Much

‘Truenat’, a diagnostic machine used to test drug-resistant TB has now been approved by Indian Council of Medical Research (ICMR) for conducting Covid-19 tests.


  • The Truenat TB test is a new molecular test that can diagnosis TB in one hour as well as testing for resistance to the drug rifampicin.
  • This test for TB uses a sputum sample taken from each patient.
  • It is a small battery operated device which requires minimal training and is usable even in smaller settings such as the Primary Health Centre.
  • It uses a chip-based technology and takes just up to 60 minutes for a test, screening or confirmatory.

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