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Alagille Syndrome Panel
Clinical Genetic Test
Help
offered by
Genomic Diagnostic Laboratory, Division of Genomic Diagnostics
View lab's test page
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GTR Test Accession: Help GTR000553473.2
SYNDROMIC DISEASEINHERITED DISEASEDYSMORPHOLOGY ... View more
Last updated in GTR: 2023-02-08
View version history
Last annual review date for the lab: 2024-09-13 LinkOut
At a Glance
Test purpose: Help
Diagnosis; Pre-symptomatic; Risk Assessment; ...
Conditions (2): Help
Alagille syndrome due to a NOTCH2 point mutation; Alagille syndrome due to a JAG1 point mutation
Genes (2): Help
JAG1 (20p12.2); NOTCH2 (1p12)
Methods (2): Help
Molecular Genetics - Deletion/duplication analysis: Next-Generation (NGS)/Massively parallel sequencing (MPS); ...
Target population: Help
Not provided
Clinical validity: Help
Not provided
Clinical utility: Help
Not provided
Ordering Information
Offered by: Help
Genomic Diagnostic Laboratory, Division of Genomic Diagnostics
View lab's website
View lab's test page
Specimen Source: Help
  • Cord blood
  • Isolated DNA
  • Peripheral (whole) blood
  • Saliva
Test Order Code: Help
ALAGX
CPT codes: Help
**AMA CPT codes notice

Copyright: 2023 American Medical Association. All rights reserved.

Lab contact: Help
DGD GeneticCounselor, Genetic Counselor
DGDGeneticCounselor@chop.edu
How to Order: Help
Each specimen must be accompanied by a physician's test request. Informed consent is desirable. Proper billing information should also be provided on the test requisition form.
Order URL
Test development: Help
Test developed by laboratory but exempt from FDA oversight (eg. NYS CLEP approved, offered within a hospital or clinic)
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:
Contact policy, Test strategy
Conditions Help
Total conditions: 2
Condition/Phenotype Identifier
Test Targets
Genes Help
Total genes: 2
Gene Associated Condition Germline or Somatic Allele (Lab-provided) Variant in NCBI
Methodology
Total methods: 2
Method Category Help
Test method Help
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: Help
Diagnosis; Pre-symptomatic; Risk Assessment; Screening
Recommended fields not provided:
Clinical validity, Clinical utility, Target population, What is the protocol for interpreting a variation as a VUS?, 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 and specificity for sequencing and copy number variants is ~99%.  It may be lower for technically difficult genomic regions.  Please see our test menu entry for test-specific information.
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
Category: FDA exercises enforcement discretion
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.