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Abstract |
Setting the Gray Zone of Near-Cutoff Values in a Real-Time PCR Test for the Detection of Mycobacterium tuberculosis in an Intermediate Burden Country |
Background: Recently, molecular detection of Mycobacterium tuberculosis in a respiratory specimens is accepted as one of the standard procedures for diagnosis of tuberculosis in Korea. When detecting tuberculosis using a real-time polymerase chain reaction (PCR), results showed the repeated near-cutoff values in a specimen make it difficult for the laboratory to give definitive reports as positive or negative. |