Full Description
Bi-directional sequencing analysis of exons 12and 18 of the PDGFRA gene, detected in gastrointestinal stromal tumors(GISTs) including the common TKI-resistance mutation D842V.
Methodology
Molecular
Specimen Requirements
Formalin-fixed, paraffin-embedded (FFPE) solid tumor tissue block (preferred) or slides (1 H&E slide, plus 5-10 unstained slides cut at 5+ microns). Please use positively charged slides and 10% NBF fixative. Do not use zinc fixatives.
Storage and Transportation
Use cold pack for transport. Make sure cold pack is not in direct contact with specimen.
Turnaround Time
10 days
CPT Codes
81314