Test Catalog

Test ID: FFRWB    
Friedreich Ataxia, Frataxin, Quantitative, Whole Blood

Specimen Type Describes the specimen type validated for testing

Whole blood

Necessary Information

Provide a reason for referral with each specimen.

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

Collection Container/Tube: 

Preferred: Lavender top (EDTA)

Acceptable: Green top (sodium or lithium heparin)

Submission Container/Tube: Plastic vial

Specimen Volume: 2 mL

Special Instructions Library of PDFs including pertinent information and forms related to the test

Forms

1. New York Clients-Informed consent is required. Document on the request form or electronic order that a copy is on file. The following documents are available in Special Instructions:

-Informed Consent for Genetic Testing (T576)

-Informed Consent for Genetic Testing-Spanish (T826)

2. Biochemical Genetics Patient Information (T602) in Special Instructions.

3. If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

-Neurology Specialty Testing Client Test Request (T732)

-Inborn Errors of Metabolism Test Request (T798)

Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

1.25 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Gross hemolysis

OK

Gross lipemia

OK

Gross icterus

OK

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTime
Whole bloodFrozen (preferred)70 days
 Ambient 70 days
 Refrigerated 70 days