GTR Test Accession:
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GTR000053363.4
Last updated in GTR: 2019-02-24
View version history
GTR000053363.4, last updated: 2019-02-24
GTR000053363.3, last updated: 2017-01-08
GTR000053363.2, last updated: 2016-01-07
GTR000053363.1, last updated: 2014-01-12
Last annual review date for the lab: 2021-02-19
Past due
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At a Glance
Test purpose:
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Diagnosis;
Mutation Confirmation;
Pre-symptomatic; ...
Conditions (3):
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Von Hippel-Lindau syndrome; Clear cell carcinoma of kidney; Pheochromocytoma
Genes (1):
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VHL (3p25.3)
Methods (4):
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Molecular Genetics - Deletion/duplication analysis: Multiplex Ligation-dependent Probe Amplification (MLPA); ...
Target population: Help
Patients with clinical VHL syndrome, personal and/or family history of …
Clinical validity:
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Not provided
Clinical utility:
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Establish or confirm diagnosis
Ordering Information
Offered by:
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Test short name:
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VHL
Specimen Source:
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- Amniotic fluid
- Buccal swab
- Chorionic villi
- Cord blood
- Fetal blood
- Fresh tissue
- Frozen tissue
- Isolated DNA
- Paraffin block
- Peripheral (whole) blood
- Product of conception (POC)
- Saliva
- View specimen requirements
Who can order: Help
- Genetic Counselor
- Licensed Physician
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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Overseas requestors to contact laboratory for Australian quarantine information.
Test service:
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Clinical Testing/Confirmation of Mutations Identified Previously
Confirmation of research findings
Custom Deletion/Duplication Testing
Custom Sequence Analysis
Confirmation of research findings
Custom Deletion/Duplication Testing
Custom Sequence Analysis
Test additional service:
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Custom Prenatal Testing
Custom mutation-specific/Carrier testing
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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Yes
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,
Test strategy
Conditions
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Total conditions: 3
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: 4
Method Category
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Test method
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Instrument
Deletion/duplication analysis
Multiplex Ligation-dependent Probe Amplification (MLPA)
Detection of homozygosity
Microsatellite analysis
Methylation analysis
Methylation specific MLPA
Sequence analysis of the entire coding region
Next-Generation (NGS)/Massively parallel sequencing (MPS)
Illumina NextSeq
Clinical Information
Test purpose:
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Diagnosis;
Mutation Confirmation;
Pre-symptomatic;
Risk Assessment
Clinical utility:
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Establish or confirm diagnosis
View citations (1)
- Maher ER, Neumann HP, Richard S. von Hippel-Lindau disease: a clinical and scientific review. Eur J Hum Genet. 2011;19(6):617-23. doi:10.1038/ejhg.2010.175. Epub 2011 Mar 09. PMID: 21386872.
Target population:
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Patients with clinical VHL syndrome, personal and/or family history of phaeochromocytoma, haemangioblastoma, renal cell carcinoma or exra-adrenal paraganglioma
Variant Interpretation:
What is the protocol for interpreting a variation as a VUS?
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Literature search and in silico analyses.
Literature search and in silico analyses.
Are family members with defined clinical status recruited to assess significance of VUS without charge?
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No.
No.
Will the lab re-contact the ordering physician if variant interpretation changes?
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Yes. A supplimentary report will be issued
Yes. A supplimentary report will be issued
Research:
Is research allowed on the sample after clinical testing is complete?
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None
None
Recommended fields not provided:
Clinical validity,
Sample negative report,
Sample positive report
Technical Information
Test Procedure:
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Next Generation Sequencing of all coding exons, PCR amplification and Sanger sequencing of promoter region, MLPA, LOH and methylation analysis of tumour samples.
Test Platform:
None/not applicable
Test Confirmation:
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Results are confirmed by testing a second, independently collected specimen.
Availability:
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Tests performed
Entire test performed in-house
Entire test performed in-house
Analytical Validity:
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90-100% of clinical VHL disease
View citations (2)
- van Leeuwaarde RS, Ahmad S, van Nesselrooij B, Zandee W, Giles RH. Von Hippel-Lindau Syndrome. 2000 May 17 [updated 2024 Feb 29]. In: Adam MP, Feldman J, Mirzaa GM, Pagon RA, Wallace SE, Bean LJH, Gripp KW, Amemiya A, editors. GeneReviews® [Internet]. Seattle (WA): University of Washington, Seattle; 1993-2024. PMID: 20301636.
- https://www.ncbi.nlm.nih.gov/books/NBK1463
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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PolyPhen, AlignGVGD, SIFT, NetGene, Fruitfly, Snp3D
Laboratory's policy on reporting novel variations Help
Requesting clincian by report.
PolyPhen, AlignGVGD, SIFT, NetGene, Fruitfly, Snp3D
Laboratory's policy on reporting novel variations Help
Requesting clincian by report.
Recommended fields not provided:
Assay limitations,
Description of internal test validation method,
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
Suggested reading:
Clinical 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.