Magnesium, Urine, 24 Hour

24hrs 3 urine containers

Container A or Red/Yellow

Test ID   LAB5194
EPIC Order
CPT Code(s)   83735
Group/Individual Test   Group
Laboratory   Core Laboratory
Tube Station   Deliver directly to the laboratory
Specimen Routine:
24 hrs urine container "A", red/yellow container is also acceptable; see Comments
Availability: 24 hrs/day
Room temperature (Acidified): 7days
Refrigerator: 7 days
Frozen: 12 months
Turnaround Time   STAT 1hr; Routine 2hrs
Reference Range Normal: 24-255 mg/24 hrs;  varies with diet
Comments Refrigerate container during collection. Note start/stop times on collection container. 
Red/Yellow container is also acceptable.

Reviewed by Christopher Parker on January 13, 2022

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514