ARUP's Laboratory Test Directory

Thiopurine Metabolites : 2002575

Mnemonic: THIOP MET

Ordering Recommendation: Aids in therapeutic monitoring in individuals treated with thiopurines.
Methodology: Qualitative High Pressure Liquid Chromatography
(High Performance Liquid Chromatography)
Performed: Varies
Reported: 3-6 days
Specimen Required: Collect: Lavender (EDTA).

Specimen Preparation: Transport 5 mL whole blood (Min: 2 mL)

Storage/Transport Temperature: Refrigerated.

Remarks: Include drug name and dosage.

Stability (collection to initiation of testing): Ambient: 24 hours; Refrigerated: 8 days; Frozen: Unacceptable
Reference Interval:
By report
CPT Code(s): 82491 x2
Cross References: 6-MMPN (methyl mercaptopurine nucleotide (Thiopurine Metabolites)) , 6-TGN (thioguanine nucleotide (Thiopurine Metabolites))