Item Value
Test name Thiopurine Methyltransferase Activity
Available Stat? No
Performed by Quest
Normal range
Container type Lavender top x2
Amount to Collect 8 ml blood
Collection Instructions NOTE: Two (2) separate lavender top tubes are required for testing. Preferred to have 4 mL in each tube. Minimum sample volumewould be 2 mL in each tube.
Sample type EDTA whole blood

If you have additional questions regarding this test, please call: 415-353-1667