Abbrev Code:AZAT   
Order Code:LAB3302Order Name:Azathioprine
Methodology:High performance liquid chromatography with ultraviolet detection
CPT Codes: 80299 x1
Test Includes:Measured as 6-Mercaptpurine
Turnaround Time:Specimens are sent to reference laboratory Mon-Fri; results are reported within 10-14 days.

Collection Instructions

Optimal Volume:4 mL
Minimum\Peds Volume:1.4 mL
Container:Red (no gel)
Alternate Containers: Green (lithium heparin, no gel), Green (sodium heparin, no gel)
Collection Instructions:Trough levels are the most reproducible.

Processing and Shipping

Specimen Processing:Aliquot 2 mL, 0.6 mL minimum. Store at room temperature.
Shipping Instructions:Ship at room temperature.
Test Performed at or Referral Lab Lab Sendouts  (LabCorp)
Referral Lab number:811388


Reference Range:Azathioprine is measured as the metabolite, 6-Mercaptopurine. Therapeutic and toxic ranges have not been established. Usual therapeutic doses produce 6-Mercaptopurine serum concentrations of less than 1000 ng/mL.

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