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What is Sensitivity of urinary Antigen test of Legionella is? and explain in detail?
ANSWER: (B) 90%REF: Infectious Disease Secrets edited by Robert H. Gates 2nd ed page 5Rapid urinary antigen detection test for L. Pneumophila is a latest test. Sensitivity of the Legionella urinary antigen is 65-90%, with higher sensitivities in patients with severe disease and patients with mild disease whose specimen are concentrated prior to testing. Sensitivity with concentrated urine reaches 90%