Ask the expert: Frequency of TB skin tests

OSHA Healthcare Connection, July 12, 2011

Q: How often should employees in healthcare settings have a PPD after the baseline test when they come into our employment ranks?

A: Frequency of tuberculin skin test (TST) for healthcare workers depends on the risk factor for that setting, according to CDC guidelines.

Click here for the TST testing frequency you need for specific risk factors along with links to the CDC documentation.

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