Fragile X - Related Disorders
GTR Test Accession: Help GTR000502891.5
CAP
INHERITED DISEASESYNDROMIC DISEASE
Last updated in GTR: 2024-07-26
Last annual review date for the lab: 2024-07-30 LinkOut
At a Glance
Diagnosis; Mutation Confirmation; Pre-symptomatic
Fragile X syndrome
Genes (1): Help
FMR1 (Xq27.3)
Molecular Genetics - Targeted variant analysis: Trinucleotide repeat by PCR or Southern Blot
Individuals with unexplained developmental delay, intellectual disability or autism. Individuals …
The test will detect >99% of individuals with Fragile X …
Establish or confirm diagnosis; Predictive risk information for patient and/or family members; Reproductive decision-making
Ordering Information
Offered by: Help
Center for Genetics at Saint Francis
View lab's website
View lab's test page
Test short name: Help
FX
Specimen Source: Help
Who can order: Help
  • Genetic Counselor
  • Health Care Provider
  • Licensed Physician
  • Nurse Practitioner
  • Public Health Mandate
Lab contact: Help
Lynne Whetsell, BS, MB(ASCP), Staff
[email protected]
918-502-3808
Tonya Jones, BS, CG(ASCP), MB(ASCP), Administrator
[email protected]
918-502-1730
Contact Policy: Help
Post-test email/phone consultation regarding genetic test results and interpretation is provided to patients/families.
Pre-test email/phone consultation regarding genetic test results and interpretation is provided to patients/families.
How to Order: Help
1. Choose the desired test from the Test Directory.
2. Obtain information on the required specimen for the specific test from the Test Information page.
3. Fill out the necessary test requisition form and any other required forms from the Forms page.
4. Provide the required Billing information or make …
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Order URL
Test service: Help
Clinical Testing/Confirmation of Mutations Identified Previously
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
No
Pre-test genetic counseling required: Help
No
Post-test genetic counseling required: Help
No
Recommended fields not provided:
Conditions Help
Total conditions: 1
Condition/Phenotype Identifier
Test Targets
Genes Help
Total genes: 1
Gene Associated Condition Germline or Somatic Allele (Lab-provided) Variant in NCBI
Methodology
Total methods: 1
Method Category Help
Test method Help
Instrument
Targeted variant analysis
Trinucleotide repeat by PCR or Southern Blot
Applied Biosystems 3130 Capillary Sequencing System
Clinical Information
Test purpose: Help
Diagnosis; Mutation Confirmation; Pre-symptomatic
Clinical validity: Help
The test will detect >99% of individuals with Fragile X syndrome, FXTAS and FMR1-related POI
Clinical utility: Help
Target population: Help
Individuals with unexplained developmental delay, intellectual disability or autism. Individuals with a family history of Fragile X syndrome. Individuals seeking carrier status and prenatal diagnosis for females with a family history of Fragile X syndrome. Females with premature ovarian insufficiency (POI). Patients older that 50 years with progressive cerebellar ataxia … View more
Recommended fields not provided:
Technical Information
Test Procedure: Help
Confirmation is performed on a new blood specimen (if submitted) and a separate DNA preparation using the same methodology.
Test Confirmation: Help
Confirmation is performed on a new blood specimen (if submitted) and a separate DNA preparation using the same methodology.
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
Proficiency testing (PT):
Is proficiency testing performed for this test? Help
Yes

Method used for proficiency testing: Help
Formal PT program

PT Provider: Help
American College of Medical Genetics / College of American Pathologists, ACMG/CAP
Recommended fields not provided:
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.