Azathioprine metabolites 
Alternate Test Names
6MMP; 6TGN; MMP; TGN; Thioguanine; Thiopurine metabolites 
PLS Test Code
TGNMMP 
Laboratory
Biochemistry 
Specimen
Blood 
Analysis Performed On
Blood 
Container
Lithium Heparin Tube WITHOUT GEL 
Container Colour
Green 
Multiple Specimens
One Lithium Heparin Tube WITHOUT GEL AND one 4mL EDTA tube are required 
Required Volume Adult (mL)
8 
Req Vol Paediatric (mL)
 
Reference Ranges
6TGN 235-450; 6MMP 250-5700 
Turnaround Time Routine
2 Weeks 
Turnaround Time Urgent
 
Turnaround Other
 
Days test is performed
Weekly 
Transport
Keep at room temperature 
Special Requirements
None 
Patient Preparation
None 
Collection Instructions
Venepuncture.If the patient has NOT had an FBE requested in the same episode, a 4ml EDTA must also be collected. 
Clinical Information
An FBE should be co-requested with this testing as a RCC is required for calculation of results. 
Sent to Reference Laboratory
No 
Ref Laboratory Name
N/A, Tel:  
Estimated Patient Fee
N/A 
Last Updated
31-Mar-2020  (Version:1.01 )

copyright © 2017 St Vincent's Pathology

developed by Alex McCullie, AMC Developers