{"id":6639,"date":"2020-05-05T15:13:18","date_gmt":"2020-05-05T22:13:18","guid":{"rendered":"https:\/\/depts.washington.edu\/pandemicalliance\/?p=6639"},"modified":"2021-03-16T15:14:07","modified_gmt":"2021-03-16T22:14:07","slug":"evaluation-of-a-covid-19-igm-and-igg-rapid-test-an-efficient-tool-for-assessment-of-past-exposure-to-sars-cov-2","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/05\/05\/evaluation-of-a-covid-19-igm-and-igg-rapid-test-an-efficient-tool-for-assessment-of-past-exposure-to-sars-cov-2\/","title":{"rendered":"Evaluation of a COVID-19 IgM and IgG Rapid Test; an Efficient Tool for Assessment of Past Exposure to SARS-CoV-2"},"content":{"rendered":"<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"34\" data-aria-posinset=\"2\" data-aria-level=\"1\"><span data-contrast=\"auto\">Hoffman et al.\u00a0<\/span><span data-contrast=\"auto\">evaluated a commercially available test developed for rapid (&lt;15 minutes) detection of SARS-CoV-2 antibodies \u2013 the COVID-19 IgG\/IgM Rapid Test Cassette. Among 19 RT-PCR confirmed COVID-19 cases and 124 negative controls, the authors estimated the assay to have 69% and 93.<\/span><span data-contrast=\"auto\">1<\/span><span data-contrast=\"auto\">% sensitivity for IgM and IgG, respectively. The assay specificities were 100% and 99.2%, respectively. These study results suggest that this serological test is suitable for assessing previous virus exposure,\u00a0<\/span><span data-contrast=\"auto\">but<\/span><span data-contrast=\"auto\">\u00a0that negative results may be unreliable during the first weeks after infection due to lower assay sensitivity for IgM antibodies.<\/span><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;201341983&quot;:0,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><i><span data-contrast=\"none\">Hoffman et al. (<\/span><\/i><i><span data-contrast=\"none\">April 14,<\/span><\/i><i><span data-contrast=\"none\">\u00a02020). Evaluation of a COVID-19 IgM and IgG Rapid Test; an Efficient Tool for Assessment of Past Exposure to SARS-CoV-2. Infection Ecology &amp; Epidemiology.\u00a0<\/span><\/i><a href=\"https:\/\/doi.org\/10.1080\/20008686.2020.1754538\"><i><span data-contrast=\"none\">https:\/\/doi.org\/10.1080\/20008686.2020.1754538<\/span><\/i><\/a><i><span data-contrast=\"none\">\u00a0<\/span><\/i><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;201341983&quot;:0,&quot;335559685&quot;:720,&quot;335559739&quot;:160,&quot;335559740&quot;:259}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hoffman et al.\u00a0evaluated a commercially available test developed for rapid (&lt;15 minutes) detection of SARS-CoV-2 antibodies \u2013 the COVID-19 IgG\/IgM Rapid Test Cassette. Among 19 RT-PCR confirmed COVID-19 cases and 124 negative controls, the authors estimated the assay to have 69% and 93.1% sensitivity for IgM and IgG, respectively. The assay specificities were 100% and&#8230;<\/p>\n<div><a class=\"more\" href=\"https:\/\/depts.washington.edu\/pandemicalliance\/2020\/05\/05\/evaluation-of-a-covid-19-igm-and-igg-rapid-test-an-efficient-tool-for-assessment-of-past-exposure-to-sars-cov-2\/\">Read more<\/a><\/div>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[6],"tags":[],"topic":[19],"class_list":["post-6639","post","type-post","status-publish","format-standard","hentry","category-article-summary","topic-testing-and-treatment"],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/6639","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/comments?post=6639"}],"version-history":[{"count":1,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/6639\/revisions"}],"predecessor-version":[{"id":6640,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/posts\/6639\/revisions\/6640"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/media?parent=6639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/categories?post=6639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/tags?post=6639"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/depts.washington.edu\/pandemicalliance\/wp-json\/wp\/v2\/topic?post=6639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}