NRAS MUTATION ANALYSIS

Specimen Required
Draw blood in a lavender EDTA. Send 6.0 mL whole blood (4.0 mL minimum) refrigerated.

Alternate Specimen
Paraffin Block: Ship room temperature. Bone marrow: Lavender EDTA, 3.0 mL (1.0 mL minimum).

Rejection Criteria
Gross hemolysis, clotted whole blood or bone marrow

Methodology
Polymerase Chain Reaction - Sequencing

Stability
Whole blood, bone marrow: Room temperature: 72 hours; Refrigerated: 72 hours; Frozen: Unacceptable.
Tissue Block: Room temperature: 5 years; Refrigerated: 5 years; Frozen: Unacceptable

Reference Range
Not detected

Performed
Tuesday-Saturday

Turnaround Time5-7 days
Test CodeNRASM
CPT-4 Code (s)
81311
ZB0V6
LOINC Codes
NRAS Mutation Analysis:   21719-0  
Specimen Source:   31208-2  

Warde
Medical
Laboratory