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Test ID GDCU Gadolinium/Creatinine Ratio, Urine


Specimen Required


Only orderable as part of a profile. For more information see GDUCR / Gadolinium/Creatinine Ratio, Random, Urine.


Useful For

Measurement of gadolinium concentration for assessing chronic exposure and monitoring effectiveness of dialysis using a random urine collection

Method Name

Only orderable as part of a profile. For more information see GDUCR / Gadolinium/Creatinine Ratio, Random, Urine.

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Reporting Name

Gadolinium/Creat Ratio, U

Specimen Type

Urine

Specimen Minimum Volume

1.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Urine Refrigerated (preferred) 28 days
  Ambient  28 days
  Frozen  28 days

Reference Values

Only orderable as part of a profile. For more information see GDUCR / Gadolinium/Creatinine Ratio, Random, Urine.

 

0-17 years: not established

≥18 years: <0.8 mcg/g creatinine

Day(s) Performed

Thursday

Report Available

1 to 7 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

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

CPT Code Information

83018

LOINC Code Information

Test ID Test Order Name Order LOINC Value
GDCU Gadolinium/Creat Ratio, U 93854-8

 

Result ID Test Result Name Result LOINC Value
615339 Gadolinium/Creat Ratio, U 93854-8

NY State Approved

Yes