{"id":2825,"date":"2020-10-12T16:19:09","date_gmt":"2020-10-12T15:19:09","guid":{"rendered":"https:\/\/sepri.pt\/noticia\/covid-19-what-tests-are-there-what-is-the-difference-between-them-how-long-does-the-result-take-and-where-is-the-test-done\/"},"modified":"2020-10-12T16:19:09","modified_gmt":"2020-10-12T15:19:09","slug":"covid-19-what-tests-are-there-what-is-the-difference-between-them-how-long-does-the-result-take-and-where-is-the-test-done","status":"publish","type":"post","link":"https:\/\/sepri.pt\/en\/noticia\/covid-19-what-tests-are-there-what-is-the-difference-between-them-how-long-does-the-result-take-and-where-is-the-test-done\/","title":{"rendered":"COVID-19: what tests are there, what is the difference between them, how long does the result take and where is the test done?"},"content":{"rendered":"<p>There are currently several types of Covid-19 test available on the market.<br \/>\nBut what&#8217;s the difference between them?<br \/>\nHow long does the result take?<br \/>\nWhere is the test done?<br \/>\nAnd what does a positive result mean?<br \/>\nRead on and find out all the information you need in our article.     <\/p>\n<p>There are 3 types of tests: molecular tests (RT-PCR test), antigen tests (known as the &#8220;new rapid test&#8221; with a nasal swab) and antibody tests (serological tests, by venipuncture and finger prick).<\/p>\n<p><strong>RT-PCR Molecular Test<\/strong><\/p>\n<p><strong>How does it work?  <\/strong>It detects genetic material (ribonucleic acid, RNA or RNA) from the virus.<br \/>\nIt is carried out using a swab. <\/p>\n<p><strong>Where is the test done?<\/strong>  It must be analyzed in a laboratory.<br \/>\nSamples can be taken outside the laboratory by entities duly accredited for this purpose. <\/p>\n<p><strong>What is it generally used for?<\/strong>  Test suspected cases of COVID-19.<\/p>\n<p><strong>What does a positive result mean?<\/strong>  It confirms infection with SARS-CoV-2.<\/p>\n<p><strong>How long does the result take?<\/strong>  24h &#8211; 72h<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Antigen Test, &#8220;the new rapid test&#8221;<\/strong><\/p>\n<p><strong>How does it work?  <\/strong>It detects the antigen protein on the surface of the virus.<br \/>\nIt is carried out using a swab. <\/p>\n<p><strong>Where is the test done?<\/strong>  No laboratory analysis required.<br \/>\nIt is portable.<br \/>\nThe swab is tested with a chemical reagent.<br \/>\nIt can be carried out in locations and by entities duly accredited for this purpose.   <\/p>\n<p><strong>What is it generally used for?<\/strong>  Test suspected cases of COVID-19 and identify suspicious situations that require additional testing (PCR test).<\/p>\n<p><strong>What does a positive result mean?<\/strong>&nbsp;  Confirms SARS-CoV-2 infection or the existence of a potential infection.<br \/>\nA positive result may require additional testing by RT-PCR. <\/p>\n<p><strong>How long does the result take?<\/strong>  15m &#8211; 20m<\/p>\n<p><strong>&nbsp;<\/strong><\/p>\n<p><strong>Antibody test (serological)<\/strong><\/p>\n<p><strong>How does it work?  <\/strong>Detects IgG and IgM* antibodies.<br \/>\nThese are serological tests that can be carried out by venipuncture or finger prick. <\/p>\n<p><strong>Where is the test done?<\/strong>  No laboratory analysis is required.<br \/>\nThe blood sample is tested with a chemical reagent.<br \/>\nIt can be carried out in places and by entities duly accredited for this purpose.  <\/p>\n<p><strong>What is it generally used for?<\/strong>  To understand if there has been exposure or contact with the virus and\/or to assess the degree of immunity** of a given community or group.<\/p>\n<p><strong>What does a positive result mean?<\/strong>  Previous exposure to SARS-CoV-2 or potential SARS-CoV-2 infection.<br \/>\nA positive result may require additional testing by RT-PCR. <\/p>\n<p><strong>How long does the result take?<\/strong>  By venipuncture: 24 to 48 hours.<br \/>\nBy finger prick: 10min <\/p>\n","protected":false},"excerpt":{"rendered":"<p>There are currently several types of Covid-19 test available on the market.<br \/>\nBut what&#8217;s the difference between them?<br \/>\nHow long does the result take?<br \/>\nWhere is the test done?<br \/>\nAnd what does a positive result mean?    <\/p>\n","protected":false},"author":1,"featured_media":2853,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-2825","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/posts\/2825","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/comments?post=2825"}],"version-history":[{"count":0,"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/posts\/2825\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/media\/2853"}],"wp:attachment":[{"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/media?parent=2825"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/categories?post=2825"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sepri.pt\/en\/wp-json\/wp\/v2\/tags?post=2825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}