Dystonia
GTR Test Accession: Help GTR000556537.1
INHERITED DISEASENERVOUS SYSTEM
Last updated in GTR: 2017-08-14
Last annual review date for the lab: 2023-10-05 LinkOut
At a Glance
Diagnosis
Early-onset generalized limb-onset dystonia
Genes (1): Help
TOR1A (9q34.11)
Molecular Genetics - Targeted variant analysis: RFLP
Not provided
Not provided
Establish or confirm diagnosis
Ordering Information
Offered by: Help
Test short name: Help
DYT1 gene deletion
Specimen Source: Help
  • Amniocytes
  • Amniotic fluid
  • Bone marrow
  • Cell culture
  • Chorionic villi
  • Cord blood
  • Fetal blood
  • Fibroblasts
  • Fresh tissue
  • Isolated DNA
  • Peripheral (whole) blood
  • Product of conception (POC)
  • View specimen requirements
Who can order: Help
  • Genetic Counselor
  • Health Care Provider
  • In-State Patients
  • Licensed Physician
  • Out-of-State Patients
  • Physician Assistant
  • Public Health Mandate
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
Kindly contact us for a prior collection of any specimen or you can visit our website.
Order URL
Test service: Help
Genetic counseling
Result interpretation
Test additional service: Help
Custom Prenatal Testing
Custom mutation-specific/Carrier testing
Test development: Help
Test developed by laboratory (no manufacturer test name)
Informed consent required: Help
Based on applicable state law
Pre-test genetic counseling required: Help
Yes
Post-test genetic counseling required: Help
Yes
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
RFLP
Applied Biosystem - 2720
Clinical Information
Test purpose: Help
Diagnosis
Clinical utility: Help
Establish or confirm diagnosis

Recommended fields not provided:
Technical Information
Availability: Help
Tests performed
Entire test performed in-house
Analytical Validity: Help
The RFLP is greater than 99% sensitive for detecting common variants
Proficiency testing (PT):
Is proficiency testing performed for this test? Help
Yes

Method used for proficiency testing: Help
Inter-Laboratory
Recommended fields not provided:
Regulatory Approval
FDA Review: Help
Category: Not Applicable
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.