MRCP UK EXAMINATIONS

RESPIRATORY

OLD TUBERCULOSIS

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

What test is done to check for TB infection?

A	chest diagnosis
B	tuberculin test
C	respiratory test
D	blood test

Explanation:

Detailed explanation-1: -The tuberculosis (TB) blood test, also called an Interferon Gamma Release Assay or IGRA, is a way to find out if you have TB germs in your body. The TB blood test can be done instead of a TB skin test (Mantoux). There are two kinds of TB blood tests: QuantiFERON®-TB.

Detailed explanation-2: -The interferon gamma release assay (IGRA) test is a blood test used to see whether a person has been exposed to the tuberculosis (TB) bacteria. The IGRA test is used to diagnose TB infection. This is when the TB bacteria is in the body but the person is not experiencing any symptoms suggestive of TB disease.

Detailed explanation-3: -No they dont show up in CBC as confirmatory test.

Detailed explanation-4: -The interferon gamma release assay (IGRA) is a blood test for TB that’s becoming more widely available.

Detailed explanation-5: -The CB-NAAT test is a test for TB, and it also shows if the person has resistance to the drug rifampicin (Rif). There are also now starting to be some alternatives such as the TrueNat test which should be cheaper as it has been developed in India.

There is 1 question to complete.