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Test Code RMG Urine Magnesium, Random

Important Note

If ordering a timed collection use order code URMG

Specimen Type

Urine, random

Container/Tube

Sterile Urine Container

Offsite Collection Instructions

1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated (2-8° C).

Turnaround Time

24 hours

Test Includes

Quantitative determination of magnesium in urine

Preferred Volume

0.5 mL

Specimen Minimum Volume

0.2 mL

Reject Due To

N/A

DAY(S) AND TIME(S) PERFORMED

Monday – Friday

STAT DAY(S) AND TIME(S) PERFORMED

N/A

STAT Turnaround Time

N/A

Method Name

Colorimetric Endpoint Method
Spectrophotometric

Synonyms

N/A

Test Limitations

N/A

Test Usage

Urinary collection is valuable to detect magnesium deficiencydue
to gastrointestinal causes (eg, gut failure or Crohn’s
disease).

UCMC Collection Instructions

1. Collect without additives or preservatives.
2. Random urine collections only.
3. Transport refrigerated (2-8° C).

Reference Values

Reference ranges for random urine specimens have not been
established; subject to ordering physician interpretation only.

Additional Information

N/A

Stability: Room Temp

3 days

Stability: Refrigerated

3 days

Stability: Frozen

1 year