Test Overview
Test Usage

Genotypic test is for use prior to treatment, to help determine patient candidacy for AZA/6-MP therapy and to aid in individualizing patient dose.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

5 - 8 days

Soft Order Code
TPMTG
MiChart Code
TPMT Genotype
Synonyms
  • Thiopurine Methyltransferase (TPMT), Genetics
  • TPMTGEN
  • TPMT Genetics
Laboratory
Sendout
Reference Laboratory
Prometheus 3300
Section
Special Testing
Specimen Requirements
Collection Instructions

Please specify Prometheus TPMT Genetics. Collect specimen in a lavender top tube. Refrigerate and send intact specimen within 5 days of collection. Do not freeze.

Lavender Top Tube
Normal Volume
5 mL EDTA whole blood
Minimum Volume
1 mL EDTA whole blood
Additional Information

Test sent to Prometheus Labs.

Billing
CPT Code
81335
Fee Code
AA467
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