Thiopurine Methyltransferase, RBC

Test ID: ZG975

CPT code:
Specimen Type: Sodium Heparin or EDTA
Frequency: Setup: Mon, Wed, Thurs, Fri; analytic time 3 days
Instructions: 5.0mL whole blood LAV or green top tube, Refrigerated. Min 3.0mL.
Text: Useful For: Detection of individuals with low TPMT activity who will
have excessive myelosuppression when taking azathioprine (Imuran) and
6-MP (Purinethol).
Components: Z1539 Thiopurine Methyltransferase, RBC; Z7084 6-Methylmercaptopurine; Z7085 6-Methylmercaptopurine riboside; Z7086 6-Methylthioguanine riboside
Methodology: Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Test Name

AMS Laboratory

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