GTR Test Accession:
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GTR000321635.6
CAP
Last updated in GTR:
2024-07-15
View version history
GTR000321635.6,
last updated:
2024-07-15
GTR000321635.5,
last updated:
2021-01-11
GTR000321635.4,
last updated:
2020-01-22
GTR000321635.3,
last updated:
2018-01-18
GTR000321635.2,
last updated:
2014-04-10
GTR000321635.1,
registered in GTR:
2014-04-10
Last annual review date for the lab: 2024-11-12
LinkOut
At a Glance
Test purpose:
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Diagnosis;
Mutation Confirmation;
Pre-symptomatic; ...
Conditions (1):
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Hemochromatosis type 1
Genes (1):
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HFE (6p22.2)
Methods (1):
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Molecular Genetics - Targeted variant analysis: Allele-specific primer extension (ASPE)
Target population: Help
Not provided
Clinical validity:
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Not provided
Clinical utility:
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Not provided
Ordering Information
Offered by:
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Test short name:
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HFE
Specimen Source:
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- Buccal swab
Lab contact:
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Contact Policy:
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Laboratory can only accept contact from health care providers. Patients/families are encouraged to discuss genetic testing options with their health care provider.
Test service:
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Clinical Testing/Confirmation of Mutations Identified Previously
Test additional service:
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Custom mutation-specific/Carrier testing
Test development:
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Test developed by laboratory (no manufacturer test name)
Informed consent required:
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Based on applicable state law
Pre-test genetic counseling required:
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No
Post-test genetic counseling required:
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No
Recommended fields not provided:
Test Order Code,
How to Order,
Test strategy
Conditions
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Total conditions: 1
Condition/Phenotype | Identifier |
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Test Targets
Genes
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Total genes: 1
Gene | Associated Condition | Germline or Somatic | Allele (Lab-provided) | Variant in NCBI |
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Methodology
Total methods: 1
Method Category
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Test method
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Instrument
Targeted variant analysis
Allele-specific primer extension (ASPE)
ABI 3500XL
Clinical Information
Test purpose:
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Diagnosis;
Mutation Confirmation;
Pre-symptomatic;
Screening
Variant Interpretation:
Are family members with defined clinical status recruited to assess significance of VUS without charge?
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Yes.
Yes.
Will the lab re-contact the ordering physician if variant interpretation changes?
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Yes.
Yes.
Recommended fields not provided:
Clinical validity,
Clinical utility,
Target population,
What is the protocol for interpreting a variation as a VUS?,
Is research allowed on the sample after clinical testing is complete?,
Sample negative report,
Sample positive report
Technical Information
Test Procedure:
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positive sample confirmed by another directional extension primer reaction
Test Confirmation:
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positive sample confirmed by another directional extension primer reaction
Test Comments:
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Mutation panel: C282Y, H63D, S65C
Availability:
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Tests performed
Entire test performed in-house
Entire test performed in-house
Analytical Validity:
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Analytical Sensitivity and Specificity: Greater than 99 percent.
Assay limitations:
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Mutations other than mutations tested will not be detected. Rare diagnostic errors may occur due to primer site mutations.
Proficiency testing (PT):
Is proficiency testing performed for this test?
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Yes
Method used for proficiency testing: Help
Formal PT program
PT Provider: Help
American College of Medical Genetics / College of American Pathologists, ACMG/CAP
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:
Citations to support assay limitations,
Description of internal test validation method,
Citations for Analytical validity,
Description of PT method,
Major CAP category, CAP category, CAP test list
Regulatory Approval
FDA Review:
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Category:
FDA exercises enforcement discretion
Additional Information
Clinical resources:
Practice guidelines:
Consumer resources:
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Patients and consumers
with specific questions about a genetic test should contact a health care provider or a genetics professional.