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Friedreich Ataxia (FXN) DNA Test
Test Code92883
CPT Codes
81284<br>*** Restricted Use*** This code is available for Client #54840, 55738, 56176, 54279, 51618, 51921, 57748, 55851, 53814, 57357, 4254, 54329 and 58295 ONLY.
Physician Attestation of Informed Consent
This germline genetic test requires physician attestation that patient consent has been received if ordering medical facility is located in AK, DE, FL, GA, IA, MA, MN, NV, NJ, NY, OR, SD or VT or test is performed in MA.
Preferred Specimen
10 mL (pediatric: 2 mL) whole blood collected in an EDTA (lavender-top) tube
Minimum Volume
8 mL (pediatric: 1mL)
Instructions
Please label each specimen tube with two forms of patient identification. These forms of identification must also appear on the requisition form.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 10 days
Refrigerated: 10 days
Frozen: Unacceptable
Refrigerated: 10 days
Frozen: Unacceptable
Methodology
Repeat Expansion Detection • Polymerase Chain Reaction (PCR) • Fragment Size Analysis
FDA Status
This test was developed and its analytical performance characteristics have been determined by Athena Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Report available: 14-28 days