Zinc, RBC

CPT: 84630
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Test Details

Synonyms

  • Zn RBC

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

822−1571 μg/dL

Specimen Requirements

Specimen

Red blood cells (RBCs)

Volume

1 mL

Minimum Volume

0.125 mL

Container

Royal blue-top (EDTA) tube

Collection

Centrifuge tube within 45 minutes of collection and separate plasma from cells. Discard the plasma. Using the original collection tube, submit only the RBCs to the laboratory.

Storage Instructions

Room temperature

Stability Requirements

Temperature

Period

Room temperature

14 days

Refrigerated

14 days

Causes for Rejection

Plasma or serum submitted

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
070029 Zinc, RBC 5761-2 070031 Zinc, RBC ug/dL 5761-2

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The LOINC® codes are copyright © 1994-2017, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf