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 ...

The vaccine can cause a false positive on a TB skin test. The current vaccine is considered safe, but not effective. The ...

Medicare may cover the costs of a purified protein derivative (PPD) test if a person has symptoms or has been exposed to tuberculosis (TB). If not, Medicare will likely deny coverage as it would ...

Those who have received the TB vaccine should tell their health providers, especially if they're getting tested for TB infection. The vaccine can cause a false positive TB skin test reaction.

The vaccine can cause a false positive TB skin test reaction. Source: Centers for Disease Control Reach Tammy Ayer at [email protected]. Local journalism is essential. Give directly to The ...