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Williams-Beuren syndrome
Clinical Genetic Test
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offered by
Genetics Service Unit
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GTR Test Accession: Help GTR000562222.2
INHERITED DISEASENERVOUS SYSTEMSYNDROMIC DISEASE ... View more
Last updated in GTR: 2018-11-22
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Last annual review date for the lab: 2023-10-30 LinkOut
At a Glance
Test purpose: Help
Diagnosis
Conditions (1): Help
Williams syndrome
Chromosomal regions/ Mitochondria (1): Help
7q11.23
Methods (1): Help
Molecular Genetics - Deletion/duplication analysis: Multiplex Ligation-dependent Probe Amplification (MLPA)
Target population: Help
West Bengal, India
Clinical validity: Help
Not provided
Clinical utility: Help
Not provided
Ordering Information
Offered by: Help
Genetics Service Unit
View lab's website
View lab's test page
Specimen Source: Help
Who can order: Help
  • Licensed Physician
Test Order Code: Help
36
Contact Policy: Help
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: Help
For DNA based tests, 2 ml blood should be collected in a tube containing EDTA. The tube should be labelled (patient's name, referring Government hospital registration number and date of collection). The EDTA tube should be sent (within 4 hours of blood collection) at room temperature or should be stored …
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Order URL
Test service: Help
Clinical Testing/Confirmation of Mutations Identified Previously
Informed consent required: Help
Yes
Pre-test genetic counseling required: Help
Yes
Post-test genetic counseling required: Help
Yes
Recommended fields not provided:
Lab contact for this test, Test strategy, Test development
Conditions Help
Total conditions: 1
Condition/Phenotype Identifier
Test Targets
Chromosomal regions/Mitochondria Help
Total chromosomal regions/mitochondria: 1
Chromosomal region/Mitochondrion Associated condition
Methodology
Total methods: 1
Method Category Help
Test method Help
Instrument *
Deletion/duplication analysis
Multiplex Ligation-dependent Probe Amplification (MLPA)
* Instrument: Not provided
Clinical Information
Test purpose: Help
Diagnosis
Target population: Help
West Bengal, India
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
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
99% sensitive
Proficiency testing (PT):
Is proficiency testing performed for this test? Help
No
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: Help
Not provided
Additional Information

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.