Ten years ago, a colleague’s purified protein derivative (PPD) test was read by several physicians as being positive at 13-mm induration. Disturbed by the results, we tried testing with PPD again. The ...

If you have experienced tuberculosis (TB) exposure or have symptoms, Medicare may cover a purified protein derivative (PPD) test. If you don’t have symptoms and haven’t experienced TB exposure, ...

The literature shows that the incidence of tuberculosis (TB) is higher in kidney transplant recipients compared with the general population. TB prophylaxis is usually given to recipients (not donors) ...

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 ...