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10 kwi 2024 · This wallchart provides clear, detailed steps on how to administer and read the Mantoux TB skin test. The first two panels of the wall chart list the steps in administration and reading the skin test. The third panel describes how to interpret the skin test results.
14 maj 2024 · If the first TB skin test result is negative, a second TB skin test should be done 1 to 3 weeks later. If the second TB skin test result is positive, it is probably a boosted reaction. Based on this second test result, the person should be classified as previously infected.
Skin test interpretation depends on two factors: Measurement in millimeters (mm) of the induration. Person’s risk of being infected with TB and progression to disease if infected. The three cut points below should be used to determine whether the skin test reaction is positive.
A measurement of 00 mm or anything below the defined cut point for each category is considered negative. † For persons who are otherwise at low risk for TB and who are tested at the start of employment, a reaction of ≥15 mm is considered positive.
To identify who is infected with M. tuberculosis. Helpful to predict future risk of developing active TB and to identify who will benefit from treatment of latent TB infection (LTBI) Definitions: Tuberculin Skin Test (TST): any test where tuberculin is injected into the skin (Heaf, Tine, Mantoux)
The tuberculin skin test (TST) is given to identify individuals with latent tuberculosis infection (LTBI) who are at risk of developing tuberculosis disease. A TST is not used to diagnose tuberculosis disease.
The Mantoux Tuberculin Skin Test Wall Chart. This wall chart illustrates the key steps in administration and reading of the TB skin test, and describes the cutpoints for interpretation of the skin test. Dimensions: 24 1/4 x 27 1/2 in.
