Two types of COVID-19 tests, the rapid antigen test and the polymerase chain reaction (PCR) test, are available in the United States. The PCR typically relies on lab testing and is still considered ...

If a medical test result is inconclusive, the sample did not provide enough information to confirm a positive or negative result. A person may need another test. People can have various medical tests ...

If you had COVID-19 symptoms in 2020, you probably would have masked up and braved a visit to a laboratory, doctor’s office, or clinic to get a polymerase chain reaction (PCR) test. A health care ...

An inconclusive medical result refers to when the test’s outcome isn’t clearly positive or negative. In healthcare settings, this typically means that further testing or an alternative diagnostic tool ...