GTR Test Accession:
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GTR000005918.2
Last updated in GTR:
2023-09-25
View version history
GTR000005918.3,
last updated:
2024-10-02
GTR000005918.2,
last updated:
2023-09-25
GTR000005918.1,
registered in GTR:
2020-09-22
Last annual review date for the lab: 2024-10-02
LinkOut
At a Glance
Test purpose:
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Diagnosis;
Pre-symptomatic
Conditions (1):
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Hereditary liability to pressure palsies
Genes (1):
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PMP22 (17p12)
Methods (1):
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Molecular Genetics - Deletion/duplication analysis: Multiplex Ligation-dependent Probe Amplification (MLPA)
Target population: Help
to confirm a diagnosis of a PMP22-related neuropathy or to …
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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HNPP
Specimen Source:
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- Peripheral (whole) blood
Who can order: Help
- Licensed Physician
Lab contact:
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Claudia Carriles, MS, Certified Genetic counselor, CGC, Genetic Counselor
ccarriles@sharedhealthmb.ca
204-787-4033
ccarriles@sharedhealthmb.ca
204-787-4033
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.
How to Order:
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4 mL EDTA whole blood; shipped at room temperature
Order URL
Order URL
Test development:
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Manufactured (research use only; not FDA-reviewed)
Informed consent required:
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Decline to answer
Pre-test genetic counseling required:
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Decline to answer
Post-test genetic counseling required:
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Decline to answer
Recommended fields not provided:
Test Order Code,
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 *
Deletion/duplication analysis
Multiplex Ligation-dependent Probe Amplification (MLPA)
* Instrument: Not provided
Clinical Information
Test purpose:
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Diagnosis;
Pre-symptomatic
Target population:
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to confirm a diagnosis of a PMP22-related neuropathy or to identify at-risk family members where a familial PMP22 gene deletion or duplication has been previously identified.
Recommended fields not provided:
Clinical validity,
Clinical utility,
What is the protocol for interpreting a variation as a VUS?,
Are family members with defined clinical status recruited to assess significance of VUS without charge?,
Will the lab re-contact the ordering physician if variant interpretation changes?,
Is research allowed on the sample after clinical testing is complete?,
Sample negative report,
Sample positive report
Technical Information
Test Comments:
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This clinical service test is available to Canadian residents only
Availability:
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Tests performed
Entire test performed in-house
Entire test performed in-house
Analytical Validity:
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Accuracy (37/37) =100%; Specificity (15/15) =100%; Sensitivity = (22/22) = 100 %
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
European Molecular Genetics Quality Network, EMQN
Description of PT method: Help
Formal PT program (EMQN) once per year. Informal interlaboratory exchange program once per year.
Yes
Method used for proficiency testing: Help
Formal PT program
PT Provider: Help
European Molecular Genetics Quality Network, EMQN
Description of PT method: Help
Formal PT program (EMQN) once per year. Informal interlaboratory exchange program once per year.
Recommended fields not provided:
Test Confirmation,
Assay limitations,
Description of internal test validation method,
Citations for Analytical validity,
Major CAP category, CAP category, CAP test list
Regulatory Approval
FDA Review:
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Not provided
Additional Information
Clinical resources:
Molecular resources:
Practice guidelines:
IMPORTANT NOTE:
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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.