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Test Code CRTFR Creatinine, Random, Urine


Specimen Required


Only orderable as part of a profile. For more information see:

-RLTE4 / Leukotriene E4, Random, Urine.

-TIUCR / Titanium/Creatinine Ratio, Random, Urine

 

Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Container/Tube: Plastic, 5-mL tube

Specimen Volume: 5 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.


Useful For

Normalizing urinary analytes to account for the variation in urinary concentrations between individuals when using random urine collections

Method Name

Only orderable as part of a profile. For more information see:

-RLTE4 / Leukotriene E4, Random, Urine.

-TIUCR / Titanium/Creatinine Ratio, Random, Urine

 

Enzymatic Colorimetric Assay

Reporting Name

Creatinine, Random, U

Specimen Type

Urine

Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Frozen (preferred) 30 days
  Refrigerated  30 days
  Ambient  14 days

Reject Due To

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

Reference Values

Only orderable as part of a profile. For more information see:

-RLTE4 / Leukotriene E4, Random, Urine.

-TIUCR / Titanium/Creatinine Ratio, Random, Urine

 

≥18 years old: 16-326 mg/dL

Reference values have not been established for patients who are younger than 18 years of age.

Day(s) Performed

Monday through Sunday

Report Available

1 day

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

82570

LOINC Code Information

Test ID Test Order Name Order LOINC Value
CRTFR Creatinine, Random, U 2161-8

 

Result ID Test Result Name Result LOINC Value
CRTFR Creatinine, Random, U 2161-8