Thiopurine Metabolites

Test Code
LAB11984


CPT Codes
83789

Includes
6-Thioguanine (6-TG), 6-MethylmercaptopUrine (6-MMP)


Preferred Specimen
3mL Lavender EDTA


Minimum Volume
2.5 mL


Transport Temperature
Room Temperature


Specimen Stability
Room temperature: 24 hours
Refrigerated: 5 days
Frozen: Unacceptable


Methodology
Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.