Tb inactive virus

Exposure to TB. TB Prevention. TB and Diabetes. To receive email updates about this page, enter your email address: Email Address. What's this? Related Links. To receive email updates about this page, enter your email address: Email Address. What's this? Links with this icon indicate that you are leaving the CDC website.

Linking to a non-federal website does not constitute an endorsement by CDC or any of its employees of the sponsors or the information and products presented on the website. The asymptomatic presence of Mycobacterium tuberculosis in the body, which is determined by a positive result to a tuberculin skin test or interferon-gamma release assay.

Term Hierarchy. Recent clinical studies. Etiology The impact of smoking on airflow limitation in subjects with history of asthma and inactive tuberculosis. Epub Apr 27 doi: Is the quality of life different in patients with active and inactive tuberculosis? People with inactive TB are not sick and cannot spread TB to others. Inactive TB is not contagious and cannot be spread to others. TB can only be spread when inactive TB becomes active.

The following people with inactive TB are most likely to get active TB:. Certain long term medical conditions increase your chances of developing active TB disease, making prevention even more important. People who develop active disease have no choice but to take many medications for at least 6 months. If you have inactive TB, your doctor may recommend you take one TB medicine for 9 to 12 months to reduce the chance of your inactive TB turning into active TB.

This is sometimes called latent TB treatment or TB prophylaxis. A small amount of liquid, called tuberculin, is injected under the skin on your forearm. Two to three days later, you must return to have your arm checked.