//Antibody tests for COVID-19 wrong up to half the time, CDC says

Antibody tests for COVID-19 wrong up to half the time, CDC says

Antibody tests used to determine if people have been infected in the past with COVID-19 might be wrong up to half the time, the U.S. Centers for Disease Control and Prevention said in new guidance posted on its website.Above video: Infectious disease specialist weighs in on accuracy of antibody testingAntibody tests, often called serologic tests, look for evidence of an immune response to infection. “Antibodies