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HelpTest Code LAB2C82C9 CYP2C8, CYP2C9, and CYP2C cluster
Additional Codes
| Test Name in EPIC | EPIC Test Code | Mnemonic | ARUP Test ID |
|---|---|---|---|
| CYP2C8, CYP2C9, and CYP2C cluster | LAB2C82C9 | 2C8/2C9 | 3001501 |
Clinical Information
Use to assess genetic risk of abnormal drug metabolism for drugs metabolized by enzymes coded by CYP2C8, CYP2C9, and the 2C cluster variant (rs12777823).
Useful For/Utility
May aid in drug selection and dose planning for drugs metabolized by enzymes coded by CYP2C8, CYP2C9 and the 2C cluster variant (rs12777823).
Specimen Type
Lavender (EDTA), pink (K2EDTA), or yellow (ACD solution A or B).
Specimen Required
Collect
Lavender (EDTA), pink (K2EDTA), or yellow (ACD solution A or B).
Specimen Preparation
Transport 3 mL whole blood. (Min: 1 mL)
Storage/Transport Temperature
Refrigerated.
Unacceptable Conditions
Plasma or serum. Specimens collected in sodium heparin or lithium heparin. Frozen specimens in glass collection tubes.
Remarks
Stability
Ambient: 72 hours; Refrigerated: 1 week; Frozen: 1 month
Specimen Stability Information
Ship Refrigerated
Day(s) Performed
Varies
Reported in 5-10 days
CPT Code Information
81227; 81479
LOINC Code Information
| Component Chart Name | LOINC |
|---|---|
| CYP2C9 Phenotype | 79716-7 |
| 2C8/2C9 Specimen | 66746-9 |
| CYP2C8 Genotype | 78972-7 |
| CYP2C9 Genotype | 46724-1 |
| 2C8/2C9 Interpretation | 50398-7 |
| CYP2C8 Phenotype | 81259-4 |
| CYP2C Cluster Geno | 101785-4 |
| CYP2C Cluster Pheno | 81259-4 |
| EER CYP2C8 CYP2C9 CYP2C Cluster | 11526-1 |
Performing Laboratory
ARUP Laboratories
Method and Method Description
Polymerase Chain Reaction (PCR)/Fluorescence Monitoring