NIH Common Data Elements (CDE) Repository

Value	Code Name	Code	Code System	Code Description
Positive	Positive	LA6576-8	LOINC
Negative	Negative	LA6577-6	LOINC

Designations:

Designation:: Polychlorinated biphenyl (PCB) [Presence] in Serum or Plasma by Confirmatory method
Tags:: Long Common Name

Definition:: Qualitative confirmation analysis for polychlorinated biphenyl (PCB) mixtures. The submitting lab's confirmation threshold is 0.2 ng/mL. Results greater than 0.2 ng/mL are considered positive. Testing is performed to determine environmental or workplace exposure to PCBs.
Tags:: Source: Regenstrief LOINC

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Related Names

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Fully-Specified Name

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Component	Property	Time	System	Scale	Method
Polychlorinated biphenyl	PrThr	Pt	Ser/Plas	Ord	Confirm

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Basic Attributes

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Class	Type	First Released	Last Updated	Change Reason	Order vs- Observation
DRUG/TOX	Laboratory	Version 2.46	Version 2.56	The PrThr property is used for LOINC terms whose results are reported using an ordered categorical scale, regardless of whether or not an internal threshold was used to make that determination. This change was approved by the Laboratory LOINC Committee in June 2016.	Both

Key:: Third Party Copyright
Value:: This material includes SNOMED Clinical Terms® (SNOMED CT®) which is used by permission of the International Health Terminology Standards Development Organisation (IHTSDO) under license. All rights reserved. SNOMED CT® was originally created by The College of American Pathologists. "SNOMED" and "SNOMED CT" are registered trademarks of the IHTSDO. This material includes content from the US Edition to SNOMED CT, which is developed and maintained by the U.S. National Library of Medicine and is available to authorized UMLS Metathesaurus Licensees from the UTS Downloads site at https://uts.nlm.nih.gov. Use of SNOMED CT content is subject to the terms and conditions set forth in the SNOMED CT Affiliate License Agreement. It is the responsibility of those implementing this product to ensure they are appropriately licensed and for more information on the license, including how to register as an Affiliate Licensee, please refer to http://www.snomed.org/snomed-ct/get-snomed-ct or info@snomed.org<mailto:info@snomed.org>. This may incur a fee in SNOMED International non-Member countries.

Key:: LOINC Copyright
Value:: This material includes SNOMED Clinical Terms® (SNOMED CT®) which is used by permission of the International Health Terminology Standards Development Organisation (IHTSDO) under license. All rights reserved. SNOMED CT® was originally created by The College of American Pathologists. "SNOMED" and "SNOMED CT" are registered trademarks of the IHTSDO. This material includes content from the US Edition to SNOMED CT, which is developed and maintained by the U.S. National Library of Medicine and is available to authorized UMLS Metathesaurus Licensees from the UTS Downloads site at https://uts.nlm.nih.gov. Use of SNOMED CT content is subject to the terms and conditions set forth in the SNOMED CT Affiliate License Agreement. It is the responsibility of those implementing this product to ensure they are appropriately licensed and for more information on the license, including how to register as an Affiliate Licensee, please refer to http://www.snomed.org/snomed-ct/get-snomed-ct or info@snomed.org<mailto:info@snomed.org>. This may incur a fee in SNOMED International non-Member countries.