PCR vs. rapid COVID-19 test: What’s the difference?
https://www.osfhealthcare.org/blog/pcr-vs-rapid-covid-19-test-whats-the-difference/
WEBDec 14, 2023 · There are two types of COVID-19 tests: the polymerase chain reaction (PCR) test and the antigen test, known as the rapid test. Both tests require a sample from the patient, usually a nasal swab. PCR test. How it works. The PCR test takes a sample of ribonucleic acid (RNA) and “amplifies” it with the help of lab technologies.
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