[throwawayboise]

So four tests say no and one says yes, and you believe the one? Maybe you just had a cold.

[harambae]

If the one is a PCR test, then yes you should trust the PCR.

Dr Michael Osterholm has covered at great length what garbage the rapid antigen tests are.

[nradov]

Different tests have different purposes. PCR tests have fewer false negative results when used to confirm infections in symptomatic patients. However, PCR tests are mostly useless for determining when those patients have cleared the infection and are no longer contagious.