Tuberculous Empyema

Any exposure to a suspected or confirmed tuberculosis causing agent.

A disease caused by a specific type of bacteria that spreads from one person to another through the air. Tuberculosis can affect…

A unit of biologic activity of tuberculin expressed as a number of arbitrary units of tuberculin in one milliliter of preparation. …

An arbitrary unit of tuberculin dosage defined by comparison of clinical response to a preparation of the purified protein derivative standardized for…

A test to determine if a subject has ever had a tuberculosis infection. A small amount of purified tuberculosis protein is placed…

Extracts of Mycobacterium tuberculosis that are used in skin testing to identify individuals who have a latent or active tuberculosis infection. …