DEAR MAYO CLINIC: My daughter’s doctor said her PPD was positive and sent her for a chest X-ray to rule out TB. Is it possible to have a false-positive result? Her pediatrician says she should follow ...

DEAR MAYO CLINIC: My daughter’s doctor said her PPD was positive and sent her for a chest X-ray to rule out TB. Is it possible to have a false-positive result? Her pediatrician says she should follow ...

False positives in these types of tests, which identify immune markers rather than the disease-causing bacteria, can happen for a few reasons.

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, ...

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 ...

might be less likely to return for TB skin test reading and interpretation (eg, people experiencing homelessness or people who use drugs); The Mantoux tuberculin skin test is also called the TB skin ...

Background: Diagnosis and treatment of latent tuberculosis infection (LTBI) is the most effective strategy to control tuberculosis (TB) among patients with HIV infection. The tuberculin skin test (TST ...

Federal health officials are recommending a new, more accurate blood test for tuberculosis that may someday replace the skin test used for the past 100 years. The Centers for Disease Control and ...

Suggested Citation: "Appendix B The Tuberculin Skin Test." Institute of Medicine. 2001. Tuberculosis in the Workplace. Washington, DC: The National Academies Press. doi: 10.17226/10045. “Tuberculins” ...

Dear Doctors: 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.