In high-income western countries, interferon-γ release assays (IGRAs) have largely replaced the classic tuberculin skin test for diagnosing latent tuberculosis ... with low-positive IGRA results ...

Kansas is dealing with the largest TB outbreak in modern U.S. history. Here's what to know about tuberculosis testing and cases in Tennessee in 2025.

It protects children from getting severe forms of active TB disease, such as meningitis. If you received the vaccine, it can cause a false positive skin test. A blood test is needed to determine ...

especially if you are getting tested for TB infection because it can cause a false positive TB skin test reaction,” the CDC said. “TB blood tests are the preferred tests for people who have ...