Inverse association between positive tuberculin tests and positive allergy skin tests in children

comparing chest radiograph and tuberculin skin tests in children

world health organization (who) has reported that out of more than 10,000 of 250,000 tuberculosis afflicted children die annually. pulmonary tuberculosis is a research priority in our country, and diagnos-ing this disease especially in children who are known as the major transmitter of the disease is rather difficult. as a result, it was decided to conduct an overall assessment on this age grou...

False-positive tuberculin skin tests: what is the absolute effect of BCG and non-tuberculous mycobacteria?

BACKGROUND Despite certain drawbacks, the tuberculin skin test (TST) remains in widespread use. Important advantages of the TST are its low cost, simplicity and interpretation based on extensive published literature. However, TST specificity is reduced by bacille Calmette-Guérin (BCG) vaccination and exposure to non-tuberculous mycobacteria (NTM). METHODS To estimate TST specificity, we revie...

Longitudinal data on positive tuberculin skin tests from three US states.

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Tuberculin positive children.

Serious allergic reactions following tuberculin skin tests.