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Amino Acid Analysis, Quantitative Urine

Amino Acids, Quantitative, Random, Urine

Test Codes

MAYO: AAPD, EPIC: LAB5937, SOFT: XAAUQ

Department

Send Outs

Specimen Collection Criteria

Collect: Random urine in a screw-capped container (preferred) or other sterile collection container. (Minimum: 1.0 mL)

Preparation for Courier Transport

Transport: 2.0 mL urine, frozen (-20°C/-4°F or below). (Minimum: 1.0 mL)

Rejection Criteria

Specimens not collected and processed as indicated.

In-Lab Processing

Transport: 2.0 mL urine, frozen (-20°C/-4°F or below). (Minimum: 1.0 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): Unacceptable
Refrigerated (2-8°C or 36-46°F): 14 days
Frozen (-20°C/-4°F or below): 70 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Mayo Medical Laboratories, Rochester, MN.

Performed

Monday – Friday.
Results available in 4-6 days.

Reference Range

By report.

Test Methodology

Quantitative Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS).

CPT Codes

82139

Contacts

Last Updated

4/10/2021