The diagnostic study of choice for<unk> -19 illness is the Nucleic acid amplification test (NAAT) by a reverse transcriptase-polymerase chain reaction (RT-PCR). The RT-PCR is performed in symptomatic patients and individuals with high-risk exposure. There is no need to perform additional tests in situations with positive NAAT. The diagnostic criteria for suspected and confirmed cases of coronavirus disease 2019<unk> -19) are also tabulated in the section below.
COVID-19 diagnostic study of choice
COVID-19-associated diabetes mellitus differential diagnosis
Novel human coronavirus infection other diagnostic studies
COVID-19-associated Guillain-Barre syndrome differential diagnosis
Enterovirus 68 diagnostic study of choice
Middle East respiratory syndrome coronavirus infection other diagnostic studies
COVID-19-associated Miller-Fischer syndrome differential diagnosis
COVID-19-associated multisystem inflammatory syndrome differential diagnosis