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 ...

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 ...

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 ...

The skin TB test involves injecting a small amount of tuberculin (PPD) under the skin on the forearm and checking for a reaction (swelling) after 48-72 hours. A positive result indicates a ...

The Xpert MTB/Ultra molecular diagnostic test may become a viable option for detecting tuberculosis (TB) in the stool of adults with HIV, according to the results of a recent study.

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.