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(CTC) Cytochrome P450 2C9 Genotype
Test Code70547
CPT Codes
⁠⁠⁠⁠⁠⁠⁠81227
Physician Attestation of Informed Consent
This germline genetic test requires physician attestation that patient consent has been received if ordering medical facility is located in AK, DE, FL, GA, IA, MA, MN, NV, NJ, NY, OR, SD or VT or test is performed in MA.
Preferred Specimen
5 mL whole blood collected in an EDTA (lavender-top) tube
Minimum Volume
3 mL
Other Acceptable Specimens
ACD solution B (yellow-top) or sodium heparin (green-top tube
Instructions
Whole blood: Normal phlebotomy procedure. Specimen stability is crucial. Store and ship ambient immediately. Do not freeze.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 8 days
Refrigerated: 8 days
Frozen: Unacceptable
Refrigerated: 8 days
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Call laboratory if blood samples received frozen
Methodology
Polymerase Chain Reaction • Single Nucleotide Primer Extension
Setup Schedule
A.M. Sets up 1 day a week.
Report Available
Reports in 7 to 14 days.
