Sample type: Whole Blood

Test name: Thiopurine methyl transferase a.k.a. TPMT

Condition / Indication: Pre-azathiaprine

Special precautions & notes: None.

Reference range: Deficient <10 mU/L; Potential Deficient 10-19 mU/L; Low 20-67 mU/L; Normal 68-150 mU/L; High >150 mU/L

Container: EDTA (Lavender top)

Ideal volume (mL): 4 mL

Referred outside NBT for analysis? Yes

Discipline: Clinical Biochemistry

Turnaround time: 14 days

Referral location: Department of Clinical Biochemistry, City Hospital, Dudley Road, Birmingham B18 7QH