Thiopurine Metabolites

Last Modified: 1/30/2020 10:46:55 AM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 5.0 mL Whole Blood in a Lavender Top Tube - EDTA
Collection Instructions:  
Transport & Storage: Temperature/Stability: 24 hours Ambient
8 days Refrigerated
Reference Range: 6-TGN: 235-400 pmole/8X10 RBC; 6-MMPN: <5,700 pmole/8X10 RBC.
Critical Ranges:  
Test Comments:  
Methodology: High Pressure Liquid Chromatography
Clinical Significance:

 A quantitative evaluation of 6-TGN (thioguanine nucleotide) and 6-MMPN (methyl mercaptopurine nucleotide)
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 4 to 5 days
Sites Performed: Prometheus
PHL Test Code: MSOT
EPIC Test Code:
Send Out Test Code: 3200
Alternate Test Names: 6MP Azathiopurine; Imuran Level Testing
Included Tests:  6-TGN (thioguanine nucleotide) and 6-MMPN (methyl mercaptopurine nucleotide)
CPT Coding: 82542

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