GTR Test Accession:
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GTR000529113.2
Last updated in GTR:
2018-11-15
View version history
GTR000529113.2,
last updated:
2018-11-15
GTR000529113.1,
registered in GTR:
2018-03-06
Last annual review date for the lab: 2024-04-16
LinkOut
At a Glance
Test purpose:
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Diagnosis
Conditions (3):
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Hennekam lymphangiectasia-lymphedema syndrome 1;
Distichiasis-lymphedema syndrome;
Hereditary lymphedema type I
Genes (36):
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Methods (1):
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Molecular Genetics - Sequence analysis of the entire coding region: Next-Generation (NGS)/Massively parallel sequencing (MPS)
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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Specimen Source:
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- Isolated DNA
- Peripheral (whole) blood
Who can order: Help
- Genetic Counselor
- Health Care Provider
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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Using our website
Order URL
Order URL
Test development:
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Test developed by laboratory but exempt from FDA oversight (eg. NYS CLEP approved, offered within a hospital or clinic)
Informed consent required:
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No
Test strategy:
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Next Generation Sequencing of 36 genes. Low-coverage regions (<30 reads) are analysed by Sanger Sequencing.
Pre-test genetic counseling required:
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Yes
Post-test genetic counseling required:
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Yes
Recommended fields not provided:
Test Order Code,
Lab contact for this test
Conditions
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Total conditions: 3
Condition/Phenotype | Identifier |
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Test Targets
Genes
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Total genes: 36
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
Sequence analysis of the entire coding region
Next-Generation (NGS)/Massively parallel sequencing (MPS)
Illumina MiSeq
Clinical Information
Test purpose:
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Diagnosis
Variant Interpretation:
What is the protocol for interpreting a variation as a VUS?
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The 5-classes classification method (Alamut)
The 5-classes classification method (Alamut)
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,
Are family members with defined clinical status recruited to assess significance of VUS without charge?,
Is research allowed on the sample after clinical testing is complete?,
Sample negative report,
Sample positive report
Technical Information
Availability:
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Tests performed
Entire test performed in-house
Entire test performed in-house
Analytical Validity:
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This test detects >99% of described mutations in the analysed genes.
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
Yes
Method used for proficiency testing: Help
Formal PT program
PT Provider: Help
European Molecular Genetics Quality Network, EMQN
VUS:
Software used to interpret novel variations
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Alamut (Interactive Biosoftware), including AGVGD, PolyPhen-2, SIFT and MutationTaster for missense predictions and MAXEntScan, NNSPLICE, GeneSplicer and Human Splicing Finder for splice predictions
Alamut (Interactive Biosoftware), including AGVGD, PolyPhen-2, SIFT and MutationTaster for missense predictions and MAXEntScan, NNSPLICE, GeneSplicer and Human Splicing Finder for splice predictions
Recommended fields not provided:
Test Confirmation,
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:
Not Applicable
Additional Information
Reviews:
Clinical resources:
Molecular resources:
Consumer resources:
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.