I am seeing an increasing number of patients who relate a past positive tuberculin skin test (TST) but were never treated with isoniazid (INH) prophylaxis. Before initiating INH treatment in an older ...

Researcher found that exposed individuals with confirmed TB infection -- i.e. a positive skin or blood test -- should receive priority treatment in settings with a low prevalence of the disease, ...

A woman with a 2-month-old baby tested ppd-positive while she had been pregnant and received no treatment. What is the minimum age one can plant a tuberculin skin test on an infant? Although many ...

The following scenario emphasizes the necessity of creating a wheal while administering the Mantoux test. A 46-year-old Asian man who recently immigrated to the United States was seen for routine ...

In a recent study published in JAMA Network Open, researchers compared the performance of tuberculin skin test (TST) and interferon-γ release assays (IGRAs) in predicting tuberculosis (TB). Study: ...

Q I got a tuberculosis skin test for my health care job and tested positive. A follow-up blood test was also positive, and I was diagnosed with latent TB. However, I had no known exposure. Seven ...

Add Yahoo as a preferred source to see more of our stories on Google. Tuberculosis, or TB, is a disease that infects nearly 11 million people worldwide, killing some 1.25 million of them every year, ...