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Chromosome FISH
Clinical Genetic Test
Help
offered by
Cytogenomics Laboratory
GTR Test Accession: Help GTR000500619.6
INHERITED DISEASECARDIOVASCULARDYSMORPHOLOGY ... View more
Last updated in GTR: 2022-08-11
View version history
Last annual review date for the lab: 2024-01-18 LinkOut
At a Glance
Test purpose: Help
Diagnosis; Recurrence; Risk Assessment
Conditions (3): Help
Velocardiofacial syndrome; 46,XY sex reversal 1; Chromosome 22q11.2 microduplication syndrome
Chromosomal regions/ Mitochondria (2): Help
22q11.2; Yp11.3
Methods (1): Help
Cytogenetics - Fluorescence in situ hybridization (FISH): Fluorescence in situ hybridization (FISH)
Target population: Help
Not provided
Clinical validity: Help
Not provided
Clinical utility: Help
Not provided
Ordering Information
Offered by: Help
Cytogenomics Laboratory
View lab's website
Specimen Source: Help
  • Amniocytes
  • Amniotic fluid
  • Cell culture
  • Chorionic villi
  • Cord blood
  • Fetal blood
  • Fibroblasts
  • Peripheral (whole) blood
  • Product of conception (POC)
  • Skin
Who can order: Help
  • Health Care Provider
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
Contact laboratory for ordering requirements
Test service: Help
Custom Balanced Chromosome Rearrangement Studies
Custom Deletion/Duplication Testing
Informed consent required: Help
Decline to answer
Pre-test genetic counseling required: Help
Decline to answer
Post-test genetic counseling required: Help
Decline to answer
Recommended fields not provided:
Test Order Code, Lab contact for this test, Test strategy, Test development
Conditions Help
Total conditions: 3
Condition/Phenotype Identifier
Test Targets
Chromosomal regions/Mitochondria Help
Total chromosomal regions/mitochondria: 2
Chromosomal region/Mitochondrion Associated condition
Methodology
Total methods: 1
Method Category Help
Test method Help
Instrument *
Fluorescence in situ hybridization (FISH)
Fluorescence in situ hybridization (FISH)
* Instrument: Not provided
Clinical Information
Test purpose: Help
Diagnosis; Recurrence; Risk Assessment
Recommended fields not provided:
Clinical validity, Clinical utility, Target population, 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
Analytical sensitivity: 99%
Proficiency testing (PT):
Is proficiency testing performed for this test? Help
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: 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.