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NRAS
TEST DIRECTORY
Test Name
NRAS
Preauthorization
Third party preauthorization required. Click
here
for details.
Alternate Names
N-Ras
Description
Detection of NRAS mutations at codons 12, 13, and 61 by PCR and pyrosequencing.
Test Code
97255
SPECIMEN REQUIREMENTS
Specimen
FFPE tissue
Storage Requirements
Store specimens at room temperature (15 to 30°C) until transported. DO NOT freeze.
Causes for Rejections
Tissues with insufficient tumor content may be rejected.
Click here for
Specimen Rejection Criteria.
GENERAL AND TECHNICAL INFORMATION
Turn Around Time
7 days
Methodology
PCR and Pyrosequencing
CPT Code
81311, 88381