Cytochrome P450 2D6 Genotype
GTR Test Accession: Help GTR000508104.7
CAP
INHERITED DISEASEPHARMACOGENOMIC
Last updated in GTR: 2024-06-21
Last annual review date for the lab: 2024-06-28 LinkOut
At a Glance
Drug Response
Disorder due cytochrome p450 CYP2D6 variant
Genes (1): Help
CYP2D6 (22q13.2)
Molecular Genetics - Targeted variant analysis: SNP Detection
Not provided
Not provided
Not provided
Ordering Information
Offered by: Help
Quest Diagnostics Nichols Institute San Juan Capistrano
View lab's website
View lab's test page
Test short name: Help
2D6
Specimen Source: Help
Test Order Code: Help
CPT codes: Help
**AMA CPT codes notice
Contact Policy: Help
Laboratory can only accept contact from health care providers. Patients/families are encouraged to discuss genetic testing options with their health care provider.
How to Order: Help
5 ml whole blood EDTA preferred
Also acceptable EDTA (royal blue), ACD-A or ACD-B (yellow-top), Sodium heparin (green-top)
Order URL
Test development: Help
Test developed by laboratory (no manufacturer test name)
Informed consent required: Help
Based on applicable state law
Pre-test genetic counseling required: Help
No
Post-test genetic counseling required: Help
No
Recommended fields not provided:
Conditions Help
Total conditions: 1
Condition/Phenotype Identifier
Test Targets
Genes Help
Total genes: 1
Gene Associated Condition Germline or Somatic Allele (Lab-provided) Variant in NCBI
Methodology
Total methods: 1
Method Category Help
Test method Help
Instrument *
Targeted variant analysis
SNP Detection
* Instrument: Not provided
Clinical Information
Test purpose: Help
Drug Response
Variant Interpretation:
Are family members with defined clinical status recruited to assess significance of VUS without charge? Help
No.

Will the lab re-contact the ordering physician if variant interpretation changes? Help
Not provided.
Recommended fields not provided:
Technical Information
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
Analytical sensitivity and specificity = 99%
Proficiency testing (PT):
Is proficiency testing performed for this test? Help
Yes

Method used for proficiency testing: Help
Formal PT program

PT Provider: Help
American College of Medical Genetics / College of American Pathologists, ACMG/CAP
Recommended fields not provided:
Regulatory Approval
FDA Review: Help
Category: FDA exercises enforcement discretion
Additional Information

IMPORTANT NOTE: NIH does not independently verify information submitted to GTR; it relies on submitters to provide information that is accurate and not misleading. NIH makes no endorsements of tests or laboratories listed in GTR. GTR is not a substitute for medical advice. Patients and consumers with specific questions about a genetic test should contact a health care provider or a genetics professional.