WHO also endorsed the use of tongue swab samples for TB testing and sputum pooling strategies to potentially improve testing efficiencies at scale. Probably the best example is the rapidly expanding use of portable chest X-ray (CXR), in tandem with artificial intelligence (AI) solutions for TB screening. Indian innovators have made a significant contribution to this evolving landscape, bringing to the market screening and diagnostic tools for global use, and will continue to play an important role in taking them to scale across the country. Finally, we must invest in communities to drive demand for new diagnostic tools. In perspectiveInvesting in strengthening the diagnostic landscape can be the greatest return on investment for the public health system.

Source: The Hindu March 24, 2026 11:38 UTC