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Test Code SULFU Sulfate, 24 Hour, Urine

Reporting Name

Sulfate, 24 Hr, U

Useful For

Assessing the nutrition intake of animal protein

 

The calculation of urinary supersaturation of various crystals or stones

Method Name

High-Pressure Ion Chromatography (HPIC)

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Urine


Necessary Information


24-Hour volume (in milliliters) is required.



Specimen Required


Supplies: Sarstedt 5 mL Aliquot Tube (T914)

Container/Tube: Plastic, 5-mL urine tube

Specimen Volume: 4 mL

Collection Instructions:

1. Collect urine for 24 hours.

2. Collection instructions with no preservative:

-Specimen must be kept refrigerated during and after collection.

3. Collection instructions with preservative:

 a. If preservative is not added before collection, the specimen must be kept refrigerated until preservative is added.

 b. Preservative must be added within 4 hours of the end of collection.

4. Specimen pH should be between 4.5 and 8 and will stay in this range if kept refrigerated. Specimens with pH >8 indicate bacterial contamination, and testing will be cancelled. Do not attempt to adjust pH as it will adversely affect results.

Additional Information: See Urine Preservatives-Collection and Transportation for 24-Hour Urine Specimens for multiple collections.


Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time
Urine Refrigerated (preferred) 14 days
  Frozen  14 days

Reject Due To

  All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Reference Values

7-47 mmol/24 hours

Day(s) Performed

Monday through Friday

CPT Code Information

84392

LOINC Code Information

Test ID Test Order Name Order LOINC Value
SULFU Sulfate, 24 Hr, U 26889-6

 

Result ID Test Result Name Result LOINC Value
SLF_U Sulfate, 24 Hr, U 26889-6
TM89 Collection Duration 13362-9
VL71 Urine Volume 3167-4
SUL_C Sulfate Concentration, 24 Hr, U 12920-5

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

Report Available

1 to 3 days