Tuberculosis

Tuberculosis

An infectious disease caused by the bacillus mycobacterium tuberculosis, often accompanied by fever and a loss of appetite. It is primarily an infection of the lungs, but any organ system is susceptible, so its manifestations may be varied.

Industry: Health care

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Tuberculosis

portable room-air HEPA recirculation units

Health care; Tuberculosis

Free-standing portable devices that remove airborne contaminants by recirculating air through a HEPA filter.

positive PPD reaction

Health care; Tuberculosis

A reaction to the purified protein derivative (PPD)- tuberculin skin test that suggests the person tested is infected with M. tuberculosis. The person interpreting the skin-test reaction determines ...

preventive therapy

Health care; Tuberculosis

Treatment of latent TB infection used to prevent the progression of latent infection to clinically active disease. Purified protein derivative (PPD)-tuberculin A purified tuberculin preparation that ...

purified protein derivative (PPD)-tuberculin

Health care; Tuberculosis

A purified tuberculin preparation that was developed in the 1930s and that was derived from old tuberculin. The standard Mantoux test uses 0.1 mL of PPD standardized to 5 tuberculin units.

purified protein derivative (PPD)-tuberculin test

Health care; Tuberculosis

A method used to evaluate the likelihood that a person is infected with M. tuberculosis. A small dose of tuberculin (PPD) is injected just beneath the surface of the skin, and the area is examined ...