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Test_user21 4 points ago +4 / -0

The test they are using can only find a nucleotide sequence of a common strain of the cold.

If you retrieve results from that PCR test, then you know if you do or do not have a cold - no other information be be ascertained.

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EyesInTheHills 2 points ago +2 / -0

As long as you've had a virus in recent months, possibly longer, it can show up as a positive result.