--- title: Change to Result Interpretation for CDC EUA Assay description: COLA is engaged with the CDC’s Laboratory Outreach Communication System (LOCS) in the Division of Laboratory Systems (DLS) to transmit their public health messages to our laboratories and affiliates. image: https://blog.cola.org/hubfs/Coronavirus-CDC.jpg --- ISO 9001:2015 - [Careers](http://www.cola.org/careers/) - [A Great Place to Work](http://www.cola.org/careers/a-great-place-to-work/) - [Current Openings](http://www.cola.org/careers/current-openings/) - [Press Room](http://www.cola.org/press-room/) - Member Login - [COLAcentral](https://www.colacentral.com) - [Board of Directors](http://board.cola.org/) - visit related COLA sites - [GiveBack365](http://www.GiveBack365.org) - [Lab Testing Matters](http://www.LabTestingMatters.org) - [MyConsultantCentral](http://www.myconsultantcentral.com/) - 1-800-981-9883 ![ColaUpdatedLogoStackedWhiteBackground-1](https://blog.cola.org/hs-fs/hubfs/ColaUpdatedLogoStackedWhiteBackground-1.png?width=306&height=111&name=ColaUpdatedLogoStackedWhiteBackground-1.png)   ![ColaUpdatedLogoStackedWhiteBackground-1](https://blog.cola.org/hs-fs/hubfs/ColaUpdatedLogoStackedWhiteBackground-1.png?width=210&height=76&name=ColaUpdatedLogoStackedWhiteBackground-1.png)   ISO 9001:2015 - 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[Tweet](https://twitter.com/share) [CDC LOCS](https://blog.cola.org/cdc-updates/topic/cdc-locs) ### Related posts [Guidance for Use of Pneumatic Tube Systems for Transport of Respiratory Specimens from Suspected or Confirmed COVID-19 Patients](https://blog.cola.org/cdc-updates/guidance-for-use-of-pneumatic-tube-systems-for-transport-of-respiratory-specimens-from-suspected-or-confirmed-covid-19-patients) April 08, 2020 [FDA FAQs and interim guidelines for COVID-10 specimen collection and handling](https://blog.cola.org/cdc-updates/fda-faqs-and-interim-guidelines-for-covid-10-specimen-collection-and-handling) April 02, 2020 [CDC posts new SOP for Viral Transport Media, Updates Biosafety FAQs](https://blog.cola.org/cdc-updates/cdc-posts-new-sop-for-viral-transport-media-updates-biosafety-faqs) March 25, 2020 About the author ### Center for Disease Control *COLA is engaged with the CDC’s Laboratory Outreach Communication System (LOCS) in the Division of Laboratory Systems (DLS) to transmit their public health messages to our laboratories and affiliates. Below is a link to the most message about a recent change to the interpretation of results for the CDC Emergency Use Authorization (EUA) Assay.*     Change to Result Interpretation for CDC EUA Assay This message is to inform clinical laboratories using the CDC 2019-nCoV Real-Time Reverse Transcriptase (RT)-PCR Diagnostic Panel [Emergency Use Authorizationexternal icon](https://nam03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.fda.gov%2Fmedical-devices%2Femergency-situations-medical-devices%2Femergency-use-authorizations&data=02%7C01%7Crschulman%40aha.org%7C41a6ec510bca40a5d6cb08d7ca907bb4%7Cb9119340beb74e5e84b23cc18f7b36a6%7C0%7C1%7C637200594230928541&sdata=y8xFjCbZQJej3Vpvm%2FzupP%2FULC2bAQhm4P%2FqfLrXMr4%3D&reserved=0) (EUA) that the presumptive positive result interpretation has been revised. Positive results generated by any laboratory testing under the CDC EUA may be interpreted as positive instead of presumptive. No confirmation of positive results is required.  Please review the CDC EUA [Instructions for Useexternal icon](https://nam03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.fda.gov%2Fmedia%2F134922%2Fdownload&data=02%7C01%7Crschulman%40aha.org%7C41a6ec510bca40a5d6cb08d7ca907bb4%7Cb9119340beb74e5e84b23cc18f7b36a6%7C0%7C1%7C637200594230938537&sdata=sj4HVA6OHFmCD4ORA%2FXiERUBcgVZZyEezdTteGkZgXM%3D&reserved=0) and [Letter of Authorizationexternal icon](https://nam03.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.fda.gov%2Fmedia%2F134919%2Fdownload&data=02%7C01%7Crschulman%40aha.org%7C41a6ec510bca40a5d6cb08d7ca907bb4%7Cb9119340beb74e5e84b23cc18f7b36a6%7C0%7C1%7C637200594230948532&sdata=XQbCcsMrKnBM4AogtjVY7sjNHFMjqD%2FNPvrE8kZ91eE%3D&reserved=0) for other changes. [Read more here.](https://www.cdc.gov/csels/dls/locs/2020/change_to_result_for_cdc_eua_assay.html)   - [FDA Updates COVID-19 Test Policy and FAQs](https://blog.cola.org/cdc-updates/fda-updates-covid-19-test-policy-and-faqs) October 10, 2022 - [CDC Issues Select Agent Gram for Monkeypox Virus](https://blog.cola.org/cdc-updates/cdc-issues-select-agent-gram-for-monkeypox-virus) October 10, 2022 - [HHS Declaration of Public Health Emergency for Monkeypox Diagnostics and New FDA Guidance](https://blog.cola.org/cdc-updates/hhs-declaration-of-public-health-emergency-for-monkeypox-diagnostics-and-new-fda-guidance) October 10, 2022 - [Variant Influenza Virus Infections](https://blog.cola.org/cdc-updates/variant-influenza-virus-infections) September 06, 2022 - [Best Practices for Suspected Monkeypox Lesion Specimen Collection](https://blog.cola.org/cdc-updates/best-practices-for-suspected-monkeypox-lesion-specimen-collection) September 05, 2022 - [FDA Updates COVID-19 Test Policy and FAQs](https://blog.cola.org/cdc-updates/fda-updates-covid-19-test-policy-and-faqs) October 10, 2022 - [CDC Issues Select Agent Gram for Monkeypox Virus](https://blog.cola.org/cdc-updates/cdc-issues-select-agent-gram-for-monkeypox-virus) October 10, 2022 - [HHS Declaration of Public Health Emergency for Monkeypox Diagnostics and New FDA Guidance](https://blog.cola.org/cdc-updates/hhs-declaration-of-public-health-emergency-for-monkeypox-diagnostics-and-new-fda-guidance) October 10, 2022 - [Variant Influenza Virus Infections](https://blog.cola.org/cdc-updates/variant-influenza-virus-infections) September 06, 2022 - [Best Practices for Suspected Monkeypox Lesion Specimen Collection](https://blog.cola.org/cdc-updates/best-practices-for-suspected-monkeypox-lesion-specimen-collection) September 05, 2022 Advertisement ### Posts by Tag - [CDC LOCS (4)](https://blog.cola.org/cdc-updates/tag/cdc-locs) Search Blog: [Careers](http://www.cola.org/careers/) | [Press Room](http://www.cola.org/press-room/) ![ColaUpdatedLogoStackedWhiteBackground-1](https://blog.cola.org/hs-fs/hubfs/ColaUpdatedLogoStackedWhiteBackground-1.png?width=175&height=64&name=ColaUpdatedLogoStackedWhiteBackground-1.png) 9881 Broken Land Pkwy Suite 200 | Columbia, MD 21046-3016 Phone (800) 981-9883 | Fax (410) 381-8611 | Email [info@cola.org](mailto:info@cola.org) [Privacy Policy](http://www.cola.org/privacy-policy/) | [Terms Of Service](http://www.cola.org/terms-of-service/) | [Interested In Advertising?](https://education.cola.org/cola-adnetwork) - follow us: - - - - Visit: [Near Patient Testing Matters](http://www.nearpatienttestingmatters.org/) [Lab Testing Matters](http://www.labtestingmatters.org/) [My Consultant Central](http://www.myconsultantcentral.com/) Member Login: [COLAcentral](https://www.colacentral.com) [Board of Directors](http://board.cola.org/) site development by [![](https://blog.cola.org/hubfs/COLA-Jun2017/images/NL_bug.png)](http://www.nextlogik.com) © 2004 - 2017 COLA All Rights Reserved ![](https://dc.ads.linkedin.com/collect/?pid=169932&fmt=gif)