Serial antigen testing may be an effective strategy for controlling infection during a nursing home SARS-CoV-2 outbreak

A prospective study found that serial antigen testing could be an effective strategy to support infection control in nursing homes having a SARS-CoV-2 outbreak. While less sensitive than real-time reverse transcription-polymerase chain reaction (RT-PCR) diagnostic tests, the authors say that antigen tests perform well when it counts—when someone is infectious and at risk for spreading …