Name: Magnesium, Urine
Test Name: Magnesium, Urine
Health Link Test Code: HCRMG
LIS Test Code: RMG
CPT Code(s): 83735
Days Performed: Daily, 24 hours.
In-Lab Turnaround Time: 4 hours.
Stat In-Lab Turnaround Time: 2 hours.
Specimen: Random urine
Collection Container: Sterile screw cap container
Collect random urine. No preservative necessary.
Collection Volume: Entire collection
Sample Analyzed: Urine aliquot
Testing Volume: 1 mL
Pediatric Testing Volume: 0.2 mL
Transport entire specimen to the laboratory. Transport with coolant pack if coming from clinic location.
Random urines reported in mg/dL.
Reference ranges only available on urines with a collect time of 22-26 hours.
For timed collection, refer to Magnesium, Urine, 24 hour.