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 0334U only for Guardant360 TissueNext™ from Guardant Health Inc. The test uses next–generation sequencing (NGS) to evaluate formalin–fixed paraffin–embedded (FFPE) solid tumor tissue for DNA analysis of 84 or more genes for structural variants and other measures of genetic mutation that could impact treatment decisions.
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