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Test Code DLAU D-Lactate, Urine

Reporting Name

D-Lactate, U

Useful For

Preferred test for diagnosing D-lactate acidosis, especially in patients with jejunoileal bypass and short-bowel syndrome

Method Name

Gas Chromatography Mass Spectrometry (GCMS) Stable Isotope Dilution Analysis

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Urine


Specimen Required


Supplies: Urine Tubes, 10 mL (T068)

Container/Tube: Plastic urine tube

Specimen Volume: 0.50 mL

Collection Instructions:

1. Collect a timed or random urine specimen.

2. No preservative.

3. Immediately freeze specimen.


Specimen Minimum Volume

0.15 mL

Reject Due To

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

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Frozen (preferred) 90 days
  Ambient  90 days
  Refrigerated  90 days

Reference Values

0.0-0.25 mmol/L

Day(s) Performed

Monday, Thursday

CPT Code Information

83605

LOINC Code Information

Test ID Test Order Name Order LOINC Value
DLAU D-Lactate, U 14046-7

 

Result ID Test Result Name Result LOINC Value
8873 D-Lactate, U 14046-7

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

3 to 6 days