{"id":4502,"date":"2021-03-04T00:00:00","date_gmt":"2021-03-04T00:00:00","guid":{"rendered":"https:\/\/lto.local\/articles\/laboratory-developed-tests\/"},"modified":"2026-02-11T21:12:25","modified_gmt":"2026-02-12T05:12:25","slug":"laboratory-developed-tests","status":"publish","type":"article","link":"https:\/\/www.testing.com\/articles\/laboratory-developed-tests\/","title":{"rendered":"Laboratory-developed Tests (LDTs)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"<p>In this article, you can learn about laboratory-developed tests, also called &#8220;LDTs&#8221;, that are developed, evaluated, and validated within one particular laboratory. They are not distributed or sold to any other labs or healthcare facilities to perform on their own. 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