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Question

A doctor while operating on an HIV(+)ve patient accidentally cuts himself with a scalpel. Suspecting himself to have contracted the virus which test will he take to rule out/confirm his suspicion?

A
PCR
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B
Routine urine examination
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C
TLC
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D
DLC
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Solution

The correct option is A PCR
Very low count of bacteria or viruses (when the symptoms of the disease are not yet visible) can be detected by multiplication of their nucleic acid by PCR, (PCR can detect very low amounts of DNA). PCR is usually used to detect HIV in suspected AIDS patients.

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