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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Magnesium, RBC's

Test Code(s): RBCMG / HCRBCMG

Test Description: Link:

Testing Site: Testing will be sent to an approved reference laboratory.

Specimen Requirements

Collection Instructions: Prior to collection obtain a Royal Blue top tube with EDTA anticoagulant from UWHC Client Services (B4/220),(608) 263-7060.  Tubes will be marked with purple tape to help differentiate from the royal blue top tubes with no additive.



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