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Test Directory

Test Directory TPMT and NUDT15 Genotyping, Varies

TPMT and NUDT15 Genotyping, Varies

Test Summary

Predicting potential for toxicity to thiopurine drugs (6-mercaptopurine, 6-thioguanine, and azathioprine)

Aliases

6-Mercaptopurine, 6-Thioguanine

Specimen Collection

Special Instructions

N/A

Preferred Specimen

3 mL whole blood in a lavender top tube (EDTA)

Minimum Volume

N/A

Instructions

Invert several times to mix blood. Send whole blood specimen in original tube. Do not aliquot.

Patient Preparation

N/A

Storage

N/A

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 9 days
Refrigerated: 30 days
Frozen: N/A

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

N/A

Order Code

TPNUQ

EPIC (Premier) Code

LAB6823

Includes

N/A

CPT Code

0034U

Billing Code

700000

CPT Statement

Methodology

Real-Time Polymerase Chain Reaction (PCR) With Allelic Discrimination Analysis

FDA Status

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.

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Mayo Clinic Laboratories
200 First Street SW
Rochester MN, 55905

Reference Range

N/A

Setup Schedule / Expected Turnaround Time

Monday - Friday; Report available: 2 - 4 days