Zinc, Whole Blood

CPT: 84630
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Test Details

Synonyms

  • Zn WB

Use

Zinc is an essential trace element. Subnormal levels are associated with alcoholic cirrhosis, cystic fibrosis, myocardial infarction, acute and chronic infections. High levels may be due to industrial exposure.

Methodology

Inductively-coupled plasma/mass spectrometry (ICP/MS)

Reference Interval

440−860 μg/dL

Specimen Requirements

Specimen

Whole blood

Volume

1 mL

Minimum Volume

0.125 mL

Container

Royal blue-top (EDTA) tube

Storage Instructions

Room temperature

Stability Requirements

Temperature

Period

Room temperature

7 days

Refrigerated

14 days

Causes for Rejection

Plasma or serum submitted

Clinical Information

References

Analytical Validation Report. Quantification of Zinc in Whole Blood and Red Blood Cells by ICP-MS Analysis. Validation # VR-NOQS-BN-2009-008.
CLIA Validation for FDA Cleared Methods or Methods Labeled RUO/IUO. Unpublished LabCorp Internal Document, Science and Technology, Effective: February 2008.
Determination of Copper and Zinc in Serum by ICP-MS. Internal LabCorp document in Toxicology, Effective: April 22, 2009.
Manganese, Cobalt, and Nickel in Plasma, Blood, and Serum by ICP-MS. Internal LabCorp document in Toxicology, Effective: April 23, 2009.

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
070032 Zinc, Whole Blood 8245-3 070033 Zinc, Whole Blood ug/dL 8245-3

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