RESPIRATORY
OLD TUBERCULOSIS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Sensitivity to all first-line drugs
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Resistance to isoniazid and rifampicin
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Resistance to isoniazid, rifampicin, a fluoroquinolone, and a second-line injectable
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None of the above
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Detailed explanation-1: -Multidrug-resistant TB (MDR TB) is caused by TB bacteria that are resistant to at least isoniazid and rifampin, the two most potent TB drugs. These drugs are used to treat all persons with TB disease.
Detailed explanation-2: -Multidrug-resistant TB (MDR TB) is caused by an organism that is resistant to at least isoniazid and rifampin, the two most potent TB drugs.
Detailed explanation-3: -Rifampicin-resistant TB (RR-TB) defined as resistance to rifampicin detected using genotypic or phenotypic methods with or without resistance to other first-line anti-TB drugs. MDR-TB/RR-TB has been an area of growing concern to human health worldwide and posing a threat to the control of TB.
Detailed explanation-4: -RIF Resistance Detected Results that are positive for MTBC and for RIF resistance mean that the bacteria have a high probability of resistance to RIF. This should be confirmed by additional rapid testing.