How We Should Think About Ct Values for SARS CoV 2 (COVID 19 PCR Testing vs. Rapid Antigen)

How We Should Think About Ct Values for SARS CoV 2 (COVID 19 PCR Testing vs. Rapid Antigen)

Professor Michael Mina, MD explains how the viral dynamics of SARS-CoV-2, the infectious window, and how Ct values (cycle threshold values) should be interpreted from PCR SARS CoV 2 testing. And how Ct values on a logarithmic scale can be misinterpreted.

See the full interview with Professor Michael Mina, MD on rapid antigen testing for COVID 19 here:

Michael Mina, MD, Ph.D. is an Assistant Professor of Epidemiology, Immunology, and Infectious Diseases at Harvard T. H. Chan School of Public Health. Dr. Mina is also a core member of the Center for Communicable Disease Dynamics (CCDD) and an Associate Medical Director in Clinical Microbiology (molecular diagnostics) in the Department of Pathology at Brigham and Women’s Hospital, Harvard Medical School
Dr. Mina’s full bio:

The volunteer-based rapid test advocacy website that Dr. Mina is the director of: (a great place to learn more about rapid at home tests for COVID-19)


Kyle Allred
Physician Assistant Producer and Co-Founder


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#COVID19 #SARSCoV2 #CtValues