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A certain patient is suspected to be suffering from Acquired Immuno Deficiency Syndrome. Which diagnostic technique will you recommend for its detection?

1. ELISA
2. MRI
3. Ultra sound
4. WIDAL

Correct answer: ELISA

Solution

ELISA is a standard screening test for HIV infection, which is used in diagnosing AIDS. MRI and ultrasound are imaging techniques, and Widal is used for typhoid fever, so they are not appropriate here.

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