Thiopurine Methyl Transferase, Ref Lab
Alternate Names
510750 LC, TPMT Biochemical Assay, Myelotoxicity
SoftLab Order Code
THIOP
Epic Order Name
THIOPURINE METHYL TRANSFERASE, REF LAB LC 510750
Epic Order ID
LAB3279
Laboratory
Reference Lab
Additional Test Information
For New York state patients: Test orders for TPMT Enzyme Activity must include an attestation that the provider has the patient's informed consent for genetic testing. See sample physician office consent form (Informed Consent for TPMT Enzyme Activity Test) in Related Documents.
Sample Type
Whole Blood
Collection Container
Green No Gel (Sodium Heparin)
Alternative Collection Container
Lavender-top (EDTA)
Collecting Volume
16 mL adults; 10 mL pediatric
Minimum Collecting Volume
10.0 mL
Storage or Stability
Refrigerated
Causes for Rejection
Frozen, gross hemolysis, clotted specimen