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Genetic Labs

Houston, Texas

Genetic Laboratory
Medical Genetics Laboratories
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Medical Genetics Test Details

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Friedreich Ataxia (FRDA) tests available.

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Diagnostic Testing Familial Mutation/Variant Analysis Mutation Testing General Population Prenatal Diagnosis Presymptomatic Testing
Repeat Expansion Analysis Friedreich Ataxia Repeat Expansion Analysis
Test Code: 6031
Friedreich Ataxia Repeat Expansion Analysis
Test Code: 6031
Sequence Analysis FXN Sequence Analysis
Test Code: 6365
FXN Sequence Analysis
Test Code: 6366

This test can only be performed if there is a previously identified familial mutation.


FXN Sequence Analysis
Test Information: Confirmation of Clinical Diagnosis, Carrier Testing
Test Details
Test Code: 6365
Special Notes: We recommend FXN gene GAA trinucleotide repeat expansion analysis (#6031) be performed prior to gene sequencing.

If the mutation to be tested in this individual is one previously identified in an affected family member, please order test (#6366). Please see detailed requirements under this test code.
Technical Information
Methodology: Sequence analysis is performed in both forward and reverse directions
Gene Name: FXN
Protein Name: Frataxin
Test Type: Sequence Analysis
Sample & Shipping Information
Test Requisition: Molecular Diagnostics
Specimen Type: Blood
Requirements: Draw blood in an EDTA (purple-top) tube(s) and send 3-5 cc (Adults/Children) and 3 cc (Infant<2yrs).
Shipping Conditions: Ship at room temperature in an insulated container by overnight courier. Do not heat or freeze.

Turn Around Time: 28 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 81404x1


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