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2. Florence B. Seibert - Wikipedia

   en.wikipedia.org/wiki/Florence_B._Seibert

   Florence Barbara Seibert (October 6, 1897 – August 23, 1991) [2] was an American biochemist.She is best known for identifying the active agent in the antigen tuberculin as a protein, and subsequently for isolating a pure form of tuberculin, purified protein derivative (PPD), enabling the development and use of a reliable TB test.

3. Diagnosis of tuberculosis - Wikipedia

   en.wikipedia.org/wiki/Diagnosis_of_tuberculosis

   CT scan of peritoneal tuberculosis, a form of extrapulmonary tuberculosis. The omentum and peritoneal surfaces are thickened (arrows). [14] In active pulmonary TB, infiltrates or consolidations and/or cavities are often seen in the upper lungs with or without mediastinal or hilar lymphadenopathy or pleural effusions ( tuberculous pleurisy ...

4. Heaf test - Wikipedia

   en.wikipedia.org/wiki/Heaf_test

   The equivalent Mantoux test positive levels done with 10 TU (0.1 mL 100 TU/mL, 1:1000) are 0–4 mm induration (Heaf 0-1) 5–14 mm induration (Heaf 2) >15 mm induration (Heaf 3-4) The Mantoux test is preferred in the United States for the diagnosis of tuberculosis; multiple puncture tests, such as the Heaf test and Tine test, are not recommended.

5. Pennsylvania teenager diagnosed with tuberculosis went to ...

   www.aol.com/news/pennsylvania-teenager-diagnosed...

   CHARLEROI, Pennsylvania ‒ A high school student in Washington County, Pennsylvania, who was recently diagnosed with tuberculosis showed up to school Monday without a doctor’s clearance ...

6. Interferon gamma release assay - Wikipedia

   en.wikipedia.org/wiki/Interferon_gamma_release_assay

   T-SPOT.TB, a form of ELISpot, the variant of ELISA (licensed in Europe, US, Japan and China). [3] The former test quantitates the amount of IFN-γ produced in response to the ESAT-6 and CFP-10 antigens from Mycobacterium tuberculosis, which are distinguishable from those present in BCG and most other non-tuberculous mycobacteria.

7. Quantiferon - Wikipedia

   en.wikipedia.org/wiki/QuantiFERON

   The Quantiferon-TB Gold test (QFT-G) is a whole-blood test for use as an aid in diagnosing Mycobacterium tuberculosis infection, including latent tuberculosis infection (LTBI) and tuberculosis (TB) disease. [15] This test was approved by the U.S. Food and Drug Administration (FDA) in 2005. Blood samples are mixed with antigens (substances that ...