A sterile swab is inserted into your nose to collect a specimen. This PCR test actually detects RNA that is specific to the COVID-19 virus and is run on-site to check if the active virus is in your body. Results are made available while you wait.
A sterile swab is inserted into your nose to collect a specimen. This PCR test is sent to an outside lab to check if the active virus is in your body. Results may take a few days.