Medical EditorDr. Nicholas Bush MBBS BSc (Hons)
2 min read
Last Updated: 8 August 2024
Medical EditorDr. Nicholas Bush MBBS BSc (Hons)
2 min read
Last Updated: 8 August 2024
PPD Meaning
PPD meaning refers to Purified Protein Derivative, a substance used in the Mantoux tuberculin skin test to diagnose tuberculosis. Administered intradermally, a positive reaction indicates TB exposure. The PPD test helps in identifying latent TB infections and is crucial in TB control programmes worldwide.