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MAGNESIUM, RBC

Mnemonic

RBC MG

Specimen Collection Requirements

Collect

RBCs, one 6.0 mL EDTA royal blue top tube (trace metal-free)

Handling

Centrifuge whole blood and separate RBCs immediately. SEND ONLY RBC's DO NOT SEND PLASMA.

Preferred Volume

2.0 mL RBCs

Minimum Volume

0.6 mL RBCs

Transport

Room temperature, also acceptable: refrigerated

Rejection Criteria

Frozen, clotted, grossly hemolyzed or whole blood specimens with RBCs not separated after centrifugation

Stability

AFTER SEPARATION FROM CELLS: Ambient: 1 week; Refrigerated: 2 weeks; Frozen: Unacceptable

Testing Information

Performed

Mon, Wed - Sat

Reported

2-7 days

Method

Inductively Coupled Plasma/Mass Spectrometry

Referral Lab

ARUP (0092079)

Reference Values

Reference Values

Interpretation provided.

CPT Codes

83735

Last Updated: Thursday, January 5, 2017 03:41:23 AM


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