Methods used for SARS-CoV-2 detection or identification of COVID-19. Of note, cell culture and microscopy are not used for clinical diagnosis but are used for research purposes. Abbreviations: WBC, white blood cell; CRP, C-reactive protein; PCT, procalcitonin; IL-6, interleukin 6; ALT, alanine aminotransferase; AST, aspartate aminotransferase; LDH, lactate dehydrogenase; CK, creatine kinase; NAAT, nucleic acid amplification test; RT-PCR, reverse transcription-PCR; TMA, transcription-mediated amplification; RT-LAMP, reverse transcription–loop-mediated isothermal amplification; RT-RPA, reverse transcription-recombinase polymerase amplification; CRISPR-Cas, clustered regularly interspaced short palindromic repeat (CRISPR)-CRISPR associated (Cas); NEAR, nicking enzyme-assisted reaction; Ag-RDT, antigen rapid diagnostic test; LFIA, lateral flow immunoassay; ELISA, enzyme-linked immunosorbent assay; CLIA, chemiluminescence immunoassay; FMI, fluorescent microparticle immunoassay; CT scan, computed tomography scan.