GTR Test Accession:
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GTR000508888.2
CAP
Last updated in GTR: 2022-06-16
View version history
GTR000508888.2, last updated: 2022-06-16
GTR000508888.1, last updated: 2021-06-23
Last annual review date for the lab: 2023-06-16
LinkOut
At a Glance
Test purpose:
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Diagnosis;
Mutation Confirmation;
Risk Assessment; ...
Conditions (18):
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Intellectual disability; 22q partial monosomy; Anomaly of sex chromosome; ...
Human genome
Methods (1):
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Molecular Genetics - Deletion/duplication analysis: Microarray
Target population: Help
Patients with a diagnosis of Autism Spectrum Disorder, Intellectual disability, …
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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SNPM1
Manufacturer's name:
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Illumina CytoSNP 850K
Specimen Source:
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- Peripheral (whole) blood
- View specimen requirements
Who can order: Help
- Genetic Counselor
- Health Care Provider
- Licensed Physician
Test Order Code:
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SNPM1
View other test codes
View other test codes
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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Provide appropriate sample, relevant clinical information and a completed requisition form.
Order URL
Order URL
Test service:
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Clinical Testing/Confirmation of Mutations Identified Previously
OrderCode: SNPM1
Confirmation of research findings
OrderCode: SNPM1
OrderCode: SNPM1
Confirmation of research findings
OrderCode: SNPM1
Test development:
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Manufactured (research use only; not FDA-reviewed)
Informed consent required:
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Based on applicable state law
Test strategy:
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https://www.pathology.med.umich.edu/handbook/#/details/4760
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:
Lab contact for this test
Conditions
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Total conditions: 18
Condition/Phenotype | Identifier |
---|
Test Targets
Chromosomal regions/Mitochondria
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Total chromosomal regions/mitochondria: 1
Chromosomal region/Mitochondrion | Associated condition |
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Methodology
Total methods: 1
Method Category
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Test method
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Instrument
Deletion/duplication analysis
Microarray
Illumina HiScan™SQ system
Tecan Genesis Robotic Workstation 150
Tecan Genesis Robotic Workstation 150
Clinical Information
Test purpose:
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Diagnosis;
Mutation Confirmation;
Risk Assessment;
Screening
Clinical utility:
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Target population:
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Patients with a diagnosis of Autism Spectrum Disorder, Intellectual disability, multiple congenital anomalies, Genomic disorders or Copy Number variations.
Variant Interpretation:
What is the protocol for interpreting a variation as a VUS?
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Follow ACMG guidelines, suggest family study
Follow ACMG guidelines, suggest family study
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. by Phone
Yes. by Phone
Recommended fields not provided:
Clinical validity,
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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Using new sample
Test Platform:
Illumina Infinium HD HumanCytoSNP-850K
Test Confirmation:
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Using new sample
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 75% Accuracy 99% Precision 99%
Assay limitations:
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May not detect single exon deletions or duplications or CNVs that are smaller than 50-100 KB. This assay does not detect balanced genomic rearrangements.
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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ISCA, DGV, HGMD
Laboratory's policy on reporting novel variations Help
Contact ordering physician by phone and by routine report; recommend clinical genetic follow up and/or genetic counseling and parental testing
ISCA, DGV, HGMD
Laboratory's policy on reporting novel variations Help
Contact ordering physician by phone and by routine report; recommend clinical genetic follow up and/or genetic counseling and parental testing
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
Reviews:
Clinical resources:
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.