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Labcorp Oklahoma, Inc.
Test Directory


Inheritest Add-on Gene: TFR2

Order Name Inherit TFR2
Test Number: 5194950
Revision Date 03/21/2023
Test Name Methodology LOINC Code
Inheritest Add-on Gene: TFR2
Polymerase Chain Reaction  
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 8.5 mL (3 mL) Whole Blood ACD Solution A or B (Yellow Top) Room Temperature
Alternate 1 8.5 mL (3 mL) Whole Blood EDTA (Lavender Top) Room Temperature
Alternate 2 1 Saliva Oragene Dx saliva kit Room Temperature
Alternate 3 1 Buccal swab PurFlock buccal swab kit Room Temperature
Instructions Specimen Type: Whole blood or PurFlock buccal swab kit or Oragene Dx saliva kit
Specimen Volume: 8.5 mL whole blood or PurFlock buccal swab kit or Oragene Dx saliva kit
Mininum Volume: 3 mL whole blood or PurFlock buccal swab kit or Oragene Dx saliva kit
Collection: Standard phlebotomy. Follow PurFlock buccal swab kit or Oragene Dx 500 saliva kit collection instructions. Do not eat, drink, smoke, or chew gum 30 min prior to collection.
Specimen Storage: Maintain specimen at room temperature or refrigerate at 4C Do not freeze.
Special Instructions: Test orders must include an attestation that the provider has the patient's informed consent for genetic testing.

This test code cannot be ordered alone.
This test code can be ordered in conjunction with any one of the following:
Inheritest(R) High Frequency Panel [5194941]
Inheritest(R) 100 PLUS Panel [5194942]
Inheritest(R) 300 PLUS Panel [5194943]
Inheritest(R) 500 PLUS Panel [5194944].
Expected TAT 14 - 21 days In some cases, additional time may be required for confirmatory or reflex tests.  
Clinical Use Next-generation sequencing to identify genetic variants, including small nucleotide variants (SNVs), insertions, deletions, and copy number variants (CNVs). 
Performing Labcorp Test Code 482054 
Notes Labcorp Test Code: 482054
Lab Section Reference Lab