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HelpEpic Test Code LAB4937 EGFR T790M Mutation Detection in Circulating Tumor DNA by Digital Droplet PCR
Additional Codes
ARUP: 2012868
Ordering Recommendation
Monitor for development of EGFR T790M drug-resistant mutation in patients administered tyrosine kinase inhibitor (TKI) therapy for EGFR-mutant non-small cell lung cancer. Monitor response to therapy and disease progression in patients treated with EGFR T790M-specific TKIs
Specimen Type
Whole blood in two 10mL Cell-Free DNA (cfDNA) BCT Tubes. Specimens must be collected using the kit
Volume Required
20 mL whole blood in cfDNA BCT Tubes
Minimum Volume
16 mL
Storage Requirements
Ambient: 5 days; Refrigerated: 5 days; Frozen: Unacceptable
Transportation Needs
Refrigerated
Cause of Rejection
FFPE tissue. Whole blood collected in non-cfDNA BCT tubes
Turnaround Time
10-12 days
Methodology
Polymerase Chain Reaction
CPT Code
81235
Last Updated
14-Feb-17