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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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Noonan Syndrome - NRAS Related tests available.

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Diagnostic Testing Familial Mutation/Variant Analysis Mutation Testing General Population Prenatal Diagnosis Presymptomatic Testing
Sequence Analysis NRAS Sequence Analysis
Test Code: 6675
NRAS Sequence Analysis
Test Code: 6676

This test can only be performed if there is a previously identified familial mutation.
NRAS Sequence Analysis
Test Code: 6677

We require that the referring center consult with our laboratory genetic counselors regarding prenatal cases prior to submitting any samples. Please call 1-800-411-4363.


NRAS Sequence Analysis
(Familial Mutation/Variant Analysis)
Test Information: Confirmation of Clinical Diagnosis - Known Familial Mutation(s)
Test Details
Test Code: 6676
Test Includes: Sequencing of the region(s) containing the familial alteration(s)

Special Notes: This test can only be performed if there is a previously identified familial mutation. A laboratory report containing the relative's mutation information, the specific biological relationship of this patient and the tested relative and the clinical status of this patient (symptomatic or asymptomatic) must be submitted with the specimen. If the original familial mutation was identified in another laboratory, this testing must be discussed with one of our genetic counselors prior to sending a specimen.
Technical Information
Methodology: Sequencing analysis of the region(s) containing the familial alteration(s) is performed in the forward and reverse directions
Gene Name: NRAS
Protein Name: Neuroblastoma RAS viral (v-ras) oncogene homolog
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: 21 days
Billing Information
List Price: *For Insurance or Institutional Prices, please call.
CPT Codes: 81403x1


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