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Reference Laboratory
Tests

51137

AFB, Identification, TCH Susceptibility, Broth Method

Susceptibility to TCH(thiophene-2-carboxylic acid hydrazide) is used to distinguish niacin-positive Mycobacterium bovis from M. tuberculosis and other nonchromogenic, slow growing mycobacteria. Most M. bovis isolates are susceptible to low concentrations of TCH, whereas M. tuberculosis and most other slowly growing mycobacteria are resistant.

This test is approved for New York patient testing.

Methodology		Broth Method
Reference Range		By report
Preferred Specimen		Pure culture safely contained.
Transport Temperature		2-28° C
Results Available		5 to 10 days
CPT Code		87190

First FDA Clearance of a 2009 H1N1 Test Given to Focus Diagnostics

FDA Issues Another Emergency Use Authorization for Commercial H1N1 Flu Test to Quest Diagnostics� Focus Diagnostics

Focus Diagnostics provides the first commercial test for detecting the 2009 H1N1 influenza virus that the FDA has authorized for emergency use.

Focus Diagnostics receives NYSDOH exemption for Diagnostic Immunology and Serology testing services

Focus Diagnostics Launches Laboratory Test for Chikungunya Virus

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