GTR Test Accession:
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GTR000613128.1
Registered in GTR:
2024-01-04
View version history
GTR000613128.1,
registered in GTR:
2024-01-04
Last annual review date for the lab: 2024-02-15
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At a Glance
Test purpose:
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Diagnosis;
Mutation Confirmation
Conditions (2):
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Hb SS disease;
Sickle cell-hemoglobin C disease
Genes (1):
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HBB (11p15.4)
Methods (1):
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Molecular Genetics - Sequence analysis of select exons: Bi-directional Sanger Sequence Analysis
Target population: Help
General population with clinical diagnosis of disease
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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SCD
Specimen Source:
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- Isolated DNA
- Peripheral (whole) blood
Who can order: Help
- Genetic Counselor
- Health Care Provider
- Licensed Physician
Test Order Code:
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SCD
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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Patient samples should be shipped via overnight delivery at room temperature. Each specimen should be labeled with the patient’s name, date of birth and date of sample collection.
No weekend or holiday deliveries.
Send specimens with a completed sample requisition form, otherwise, specimen processing may be delayed.
Specimen …
No weekend or holiday deliveries.
Send specimens with a completed sample requisition form, otherwise, specimen processing may be delayed.
Specimen …
Order URL
Test development:
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Test developed by laboratory (no manufacturer test name)
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:
Lab contact for this test,
Test strategy
Conditions
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Total conditions: 2
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
Sequence analysis of select exons
Bi-directional Sanger Sequence Analysis
Applied Biosystems 3500 capillary sequencing instrument
Clinical Information
Test purpose:
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Diagnosis;
Mutation Confirmation
Target population:
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General population with clinical diagnosis of disease
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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Hb S (c.20A>T; p.Glu7Val)
Hb C (c.19G>A; p.Glu7Lys)
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 and specificity is approximately 99%
Proficiency testing (PT):
Is proficiency testing performed for this test?
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Yes
Method used for proficiency testing: Help
Intra-Laboratory
Yes
Method used for proficiency testing: Help
Intra-Laboratory
Recommended fields not provided:
Test Confirmation,
Assay limitations,
Description of internal test validation method,
Citations for Analytical validity,
PT Provider,
Description of PT method,
Major CAP category, CAP category, CAP test list
Regulatory Approval
FDA Review:
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Not provided
Additional Information
Clinical resources:
Molecular 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.