TPMT Genotype
2002573
 
Ordering Recommendation
Aids in detecting individuals at high risk for myelosuppression when exposed to standard dose of thiopurines.
Mnemonic
TPMT GENO
Methodology
Qualitative Polymerase Chain Reaction
Performed
Varies
Reported
3-5 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
 
Collect
Lavender (EDTA).  
Specimen Preparation
Transport 5 mL whole blood. (Min: 2 mL)  
Storage/Transport Temperature
Refrigerated. Also acceptable: Room temperature  
Unacceptable Conditions
 
Remarks
 
Stability
Ambient: 8 days; Refrigerated: 1 month; Frozen: Unacceptable  
Reference Interval
By report
Interpretive Data
Note
CPT Code(s)
81401
Components
Component Test Code*Component Chart Name
2002574TPMT Genotype
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • Myelotoxicity (TPMT Genotype)
  • S-adenosyl-L-methionine (TPMT Genotype)
  • Thiopurine S-methyltransferase (TPMT Genotype)
  • TPMT Biochemical Assay (TPMT Genotype)
  • TPMT Genetics (TPMT Genotype)
Performed at Prometheus