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Microbiology Sources | Microbiology Tests | Anatomic Pathology | Cytopathology

Thiopurine Methyl Transferase

Source Blood
Mnemonic TPMT
Specimen Requirements 1 x 4 mL lavender top EDTA tube,

Collect Monday, Tuesday or Wednesday before 12:00 noon only (to ensure specimen reaches testing lab within 72 hours of collection).
Specimen Handling Transport whole blood on ice to DSC Referrals (must be received by Referrals no later than 14:00 for same day shipping).  DO NOT freeze; wrap the specimen to avoid direct contact with ice pack. 

Notify Referrals at 403-770-3285 when sending a specimen.

DSC Accession:
Deliver specimen directly to Referrals before 15:30 Monday-Friday.  If received after Referrals hours, store refrigerated.
Additional Information Send specimen in a separate bag with a photocopy of the requisition.
Testing Location Winnipeg Health Sciences Centre
Testing Frequency
Alternate Name(s) TPMT
Reference Interval