![]() People with suspected COVID-19 need to know quickly whether they are infected, so that they can self-isolate, receive treatment, and inform close contacts. They come in disposable plastic cassettes, similar to over-the-counter pregnancy tests. These tests identify proteins on the virus in samples taken from the nose or throat. do not require a specialist operator or setting andįor this review we were interested in rapid antigen tests, sometimes referred to as ‘lateral flow tests’.are less expensive than standard laboratory tests. ![]() are easy to perform, with a minimum amount of extra equipment or complicated preparation steps.are portable, so they can be used wherever the patient is (at the point-of-care) or in non-healthcare settings such as in the home.Rapid point-of-care tests aim to confirm or rule out COVID-19 infection in people with or without COVID-19 symptoms. What are rapid point-of-care antigen tests for COVID-19? The accuracy of rapid antigen tests varies between tests that are produced by different manufacturers and there is a lack of evidence for many commercially available tests.Rapid antigen tests are considerably less accurate when they are used in people with no signs or symptoms of infection, but do perform better in people who have been in contact with someone who has confirmed COVID-19.People who test negative may still be infected. Rapid antigen tests are most accurate when they are used in people who have signs or symptoms of COVID-19, especially during the first week of illness.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |