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Thiopurine Methyltransferase (TPMT) and Nudix Hydrolase (NUDT15) Genotyping

Centralized Core Laboratory - Mayo Clinic Laboratories : Send Out

Test ID :
Test Workstation :
Specimen Type:
Whole Blood
Tube Type:
Purple top (EDTA) tube: Whole Blood
Collection Volume:
3.0 mL
Minimum Volume:
1.5 mL
Cause for Rejection:
Moderate to Gross Hemolysis, Clotted specimen
Sent to reference lab
Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)
Special Instructions:
Invert tube several times to mix blood. Send specimen in original tube. Test performed Monday through Friday 8am
2-4 days
Additional Info:
Reference range is available on patient report
CPT Code:
Thiopurine Purinethol Mercaptopurine 6MP 6MP 6Thioguanine Thioguanine 6TGN 6TG 6TGN 6TG 6Methylmercaptopurine Methylmercaptopurine 6MMP 6MMPN 6MMPN 6MMP Purine antimetabolites THIO TPRBC Thiopurine Metabolites 6Mercaptopurine FPMET
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