080283: Magnesium, RBC - Labcorp

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4. 080283: Magnesium, RBC

Magnesium, RBC Test Number 080283Test number copied CPT 83735

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• Test Details
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Test Details

Methodology

Atomic absorption spectrometry (AAS); inductively-coupled plasma/mass spectrometry (ICP/MS)

Result Turnaround Time

2 - 4 days

Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.

Related Information

• Magnesium
• Magnesium, Urine

Related Documents

• Sample Report

Use

Evaluate magnesium deficiency

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 Requirements

Specimen

Red blood cells (RBCs)

Volume

1 mL

Minimum Volume

0.2 mL

Container

Green-top (heparin) tube, lavender-top (EDTA) tube, royal blue-top (EDTA) tube, or tan-top lead-free tube

Collection Instructions

Centrifuge tube as soon as possible 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

3.7–7.0 mg/dL

Storage Instructions

Room temperature

Causes for Rejection

Serum or plasma specimen

LOINC® Map

Order Code	Order Code Name	Order Loinc	Result Code	Result Code Name	UofM	Result LOINC
080283	Magnesium, RBC	26746-8	080283	Magnesium, RBC	mg/dL	26746-8
Order Code	080283
Order Code Name	Magnesium, RBC
Order Loinc	26746-8
Result Code	080283
Result Code Name	Magnesium, RBC
UofM	mg/dL
Result LOINC	26746-8