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Mercaptopurine and Metabolites Quantitative, Blood (INACTIVE as of 01/04/16: Refer to 2011134)
2011006
Ordering Recommendation
Mnemonic
MER MET B
Methodology
Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed
Varies
Reported
3-10 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Lavender (EDTA). 
Specimen Preparation
Transfer 1 mL whole blood to an ARUP Standard Transport Tube. (Min: 0.4 mL) 
Storage/Transport Temperature
Refrigerated. Also acceptable: Room temperature or frozen. 
Unacceptable Conditions
 
Remarks
 
Stability
Ambient: 21 days; Refrigerated: 1 month; Frozen: 17 months 
Reference Interval
By Report
Interpretive Data


Note
CPT Code(s)
80375 (Alt code: 80299)
Components
Component Test Code*Component Chart NameLOINC
20110076-Mercaptopurine (6-MP)
20110086-Thioguanine (6-TG)
20110096-Methylmercaptopurine (6-MMP)
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • 6-Mercaptopurine
  • 6-Methylmercaptopurine
  • 6-MMP
  • 6-MP
  • 6-TG
  • 6-Thioguanine

Performed at National Medical Services (NMS)