A nurse is administering a tuberculosis skin test to a patient at high risk for TB. During patient education, the nurse should include which of the following facts about the tuberculosis skin test?


•A positive skin test indicates a possible exposure to TB and should be followed up with sputum cultures for confirmation.

•The presence of hives does not indicate active TB.

•A chest x-ray is one of many tools used to help diagnose TB, but it is not definitive.

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