Sign In
Labcorp Oklahoma, Inc.
Test Directory


Targeted Variant Analysis

Order Name Targeted Var WB
Test Number: 5194970
Revision Date 03/21/2023
Test Name Methodology LOINC Code
Targeted Variant Analysis
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: The specific gene and variant(s) to be analyzed must be indicated on the test requisition form. Failure to indicate the gene and variant will result in testing delays. Please include a copy of the previously tested family member's laboratory report for documentation. Please call 800-255-7357 to speak with a laboratory genetic coordinator before submitting specimens for Targeted Variant Analysis. If previous testing was performed at an outside laboratory, submitting a positive control sample is highly recommended. Test orders must include an attestation that the provider has the patient's informed consent for genetic testing. See sample physician office consent form: Consent for Genetic Testing.
Expected TAT 14 - 21 days In some cases, additional time may be required for confirmatory or reflex tests.  
Clinical Use This test is used for testing for a known variant documented in the family and is available only for genes included in Inheritest® and GeneSeq® Cardio panels. This test includes all genes included in any Inheritest or GeneSeq®: Cardio panel except SMN1 and FMR1. 
Performing Labcorp Test Code 482552 
Notes Labcorp Test Code: 482552
Lab Section Reference Lab