This is a Proprietary Laboratory Analyses (PLA) code, meaning that the code applies to only one unique lab test made by a specific manufacturer or performed by a specific lab. Report 0471U only for CRCdx® RAS Mutation Detection Kit from EntroGen Inc. This oncology test for colorectal cancer uses qualitative real–time polymerase chain reaction (PCR) to detect 35 specific variants of the KRAS and NRAS genes located in exons 2, 3, and 4. The sample used for this test is formalin–fixed paraffin–embedded (FFPE) tissue, which preserves cancer tissue samples for detailed genetic examination.
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