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Zinc, RBC

CPT 84630
Synonyms
  • Zn RBC

Test Details

Methodology

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

Result Turnaround Time

2 - 4 days

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.

Specimen Requirements

Limitations

This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.

Specimen

Red blood cells (RBCs)

Volume

1 mL

Minimum Volume

0.125 mL

Container

Royal blue-top (EDTA) tube

Storage Instructions

Room temperature

Causes for Rejection

Plasma or serum submitted

Collection Instructions

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.

Stability Requirements

Temperature

Period

Room temperature

14 days

Refrigerated

14 days

Reference Range

822−1571 μg/dL

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
Order Code070029
Order Code NameZinc, RBC
Order Loinc5761-2
Result Code070031
Result Code NameZinc, RBC
UofMug/dL
Result LOINC5761-2