GTR Test Accession:
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GTR000600655.1
CAP
Registered in GTR:
2022-10-29
View version history
GTR000600655.1,
registered in GTR:
2022-10-29
Last annual review date for the lab: 2022-11-01
Past due
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At a Glance
Methods (2):
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Molecular Genetics - Deletion/duplication analysis: Next-Generation (NGS)/Massively parallel sequencing (MPS); ...
Target population: Help
"For many patients, the differential diagnosis is too broad to …
Clinical validity:
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This panel should be performed in all individuals suspected of …
Clinical utility:
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Not provided
Ordering Information
Offered by:
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Specimen Source:
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- Amniocytes
- Bone marrow
- Buccal swab
- Cell culture
- Chorionic villi
- Dried blood spot (DBS) card
- Fetal blood
- Fibroblasts
- Isolated DNA
- Peripheral (whole) blood
- Product of conception (POC)
- Saliva
Who can order: Help
- Genetic Counselor
- Health Care Provider
- Licensed Dentist
- Licensed Physician
- Nurse Practitioner
- Physician Assistant
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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Test service:
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Clinical Testing/Confirmation of Mutations Identified Previously
Custom Deletion/Duplication Testing
Custom Sequence Analysis
Enzyme Analysis
Result interpretation
Custom Deletion/Duplication Testing
Custom Sequence Analysis
Enzyme Analysis
Result interpretation
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 but exempt from FDA oversight (eg. NYS CLEP approved, offered within a hospital or clinic)
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,
Lab contact for this test,
Test strategy
Conditions
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Total conditions: 1
Condition/Phenotype | Identifier |
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Test Targets
Chromosomal regions/Mitochondria
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Total chromosomal regions/mitochondria: 2
Chromosomal region/Mitochondrion | Associated condition |
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Methodology
Total methods: 2
Method Category
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Test method
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Instrument *
Deletion/duplication analysis
Next-Generation (NGS)/Massively parallel sequencing (MPS)
Sequence analysis of the entire coding region
Next-Generation (NGS)/Massively parallel sequencing (MPS)
* Instrument: Not provided
Clinical Information
Test purpose:
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Diagnosis
Clinical validity:
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This panel should be performed in all individuals suspected of having an overlapping clinical phenotype. Confirmation of a clinical diagnosis through genetic testing can allow for genetic counseling and may direct medical management. Genetic counseling can provide a patient and/or family with the natural history of the condition, identify at-risk …
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Target population:
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"For many patients, the differential diagnosis is too broad to allow for testing a specific disorder or group of disorders with high certainty. Therefore, sequencing the complete coding region, i.e. the whole exome, is recommended. We particularly recommend whole exome sequencing for patients with: epilepsy; neurodevelopmental disorders; bone diseases; metabolic …
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Variant Interpretation:
What is the protocol for interpreting a variation as a VUS?
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The interpretation of a variation as a VUS is done according to the practice guidelines provided by the American College of Medical Genetics (ACMG; ACMG recommendations for standards for interpretation and reporting of sequence variations).
The interpretation of a variation as a VUS is done according to the practice guidelines provided by the American College of Medical Genetics (ACMG; ACMG recommendations for standards for interpretation and reporting of sequence variations).
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. In case of identification of mutation that can be present in non-affected family members, or after identification of highly specific genetic change, or in additional special situations we could contact the ordering again
Yes. In case of identification of mutation that can be present in non-affected family members, or after identification of highly specific genetic change, or in additional special situations we could contact the ordering again
Recommended fields not provided:
Clinical utility,
Is research allowed on the sample after clinical testing is complete?,
Sample negative report,
Sample positive report
Technical Information
Test Platform:
NimbleGen CGH 3-plex ISCA Plus Cytogenetic Array
Availability:
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Tests performed
Entire test performed in-house
Entire test performed in-house
Analytical Validity:
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CENTOGENE has established stringent quality criteria and validation processes for variants detected by NGS. Variants with low sequenci ng quality and/or unclear zygosity are confirmed by orthogonal methods. Consequently, a specificity of > 99.9% for all reported variants is warranted. Mitochondrial variants are reported for heteroplasmy levels of 15% or …
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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
VUS:
Software used to interpret novel variations
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CentoMD®, ALAMUT, integrating other programs (Polyphen-2, Mutation Tester, Alignment, ExPASy, BLAST)
Laboratory's policy on reporting novel variations Help
Centogene has a common practice to report all variants found in genetic testing, including novel and previously reported variants. A number of criteria are used to support a variant as being potentially disease-causing, including segregation with disease status in other affected family members, absence from a control population, and location … View more
CentoMD®, ALAMUT, integrating other programs (Polyphen-2, Mutation Tester, Alignment, ExPASy, BLAST)
Laboratory's policy on reporting novel variations Help
Centogene has a common practice to report all variants found in genetic testing, including novel and previously reported variants. A number of criteria are used to support a variant as being potentially disease-causing, including segregation with disease status in other affected family members, absence from a control population, and location … View more
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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Not provided
Additional Information
Reviews:
Clinical resources:
Practice guidelines:
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.