Test Details

Mnemonic

UVMAR

Ordering Code

1013400

CPT-4 Code(s)

84585, 82570

Specimen Information

Collect

Random urine
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Specimen Preparation

Add 1 - 2 drops 6N HCl to 15.0 mL urine. Mix well, ensure pH 1 - 3 and send 15.0 mL urine refrigerated in a screw-capped plastic urine cup.
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Alternate Specimen

Alternate method of collection for random urine specimen without preservative: Send 15.0 mL urine refrigerated in a screw-capped plastic urine container.
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Minimum Volume

10.0 mL
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Transport Temperature

Refrigerated
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Rejection Criteria

Samples with pH <1
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Stability

With Preservative:
Room temperature: 10 days
Refrigerated: 14 days
Frozen: 1 year

Without preservative:
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 14 days
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Methodology

High Performance Liquid Chromatography
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Reference Range

0 - 6.2 mg/g creatinine
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Performing Laboratory

Warde Medical Laboratory
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