Tuberculin test using Indian indigenous purified-protein derivative (PPD) shows only moderate agreement with international standard PPD

Background: In India, the prevalence of Latent TB infection (LTBI) is estimated to be around 40%. Various formulations of PPD(Purified protein derivative) are available, for diagnosis of LTBI, which may give variable responses. The commercially available PPD in India is by Arkray Healthcare (TST-Ark...

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Bibliographic Details
Main Authors: Devasahayam J. Christopher, N. Priya, Deepa Shankar, Barney Isaac, Andrea DeLuca, Sonali Sarkar, Senbagavalli Prakash Babu, Prasanna Samuel, Adithya Cattamanchi, Amita Gupta, Jerrold Ellner, Sudha Srinivasan, Samyra Cox, Balamugesh Thangakunam
Format: Article
Language:English
Published: Elsevier 2024-02-01
Series:Journal of Clinical Tuberculosis and Other Mycobacterial Diseases
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405579423000608