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 ...

A 40-year-old woman tested positive for purified protein derivative (PPD) six years ago. A chest x-ray at the time was negative. After completing the required course of isoniazid (INH), she has had ...

At what point should a patient have repeat chest x-ray after reporting a prior (10 years ago) positive purified protein derivative (PPD) result with subsequent isoniazid therapy? The patient reports ...

Following the tuberculosis exposure event at Providence Memorial Hospital in El Paso, Texas, five babies have tested positive for TB, according to the El Paso Department of Health. The positive ...

The incidence of TB is quite high in developing countries, and your experience is an example of similar reports of series of pulmonary infections from India. In fact, in some series the incidence is ...

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) ...