15) What is the interferon-gamma release assay?a) The antigen detection test for theMycobacterium sppb) The DNA detection test inMycobacterium sppc) The test used as an alternative tuberculin skin test in latenttuberculosisd) The test used as an alternative tuberculin skin test in the activetuberculosis
16) The specimen of theMycobacterium tuberculosisshould be handledwith safety and caution, which of the following statement is correctregarding the laboratory diagnosis of Tuberculosis?
17) A 16-year-old boy from a remote region in Australia is presented tothe hospital with a painless lesion in the left side of the neck, the lesionfirst appeared about 2 months ago was small but turned into a biggeryellowish-white papule as the days passed. The boy did not have anyunderlying disease condition and did not have any clinical symptomsduring the examination. A tissue sample was taken and sent to thelaboratory, gram staining and acid-fast staining showed gram positiverods, after 4 weeks of incubation transparent colonies appeared on theculture media. Name the possible pathogen?