( Reuters) – The U.S. Food and Drug Administration said on Tuesday it is alerting clinical laboratory personnel and healthcare providers that false favorable outcomes can accompany COVID-19 antigen tests.
The decision was made following reports of false favorable outcomes related to the tests utilized in assisted living home.
The U.S. company said false favorable results might occur when users do not follow the guidelines for using antigen tests for fast detection of SARS-CoV-2.
Antigen tests find proteins on the surface of the virus. They require an unpleasant nasal or throat swab, and can produce results more quickly than molecular tests–