Would you use encorafenib with cetuximab vs encorafenib alone as second line therapy in a patient with metastatic colon cancer with concomitant KRAS G12V and BRAF V600E mutations identified on liquid biopsy?
Of note - the tumor tissue biopsy NGS did not show KRAS or BRAF mutations. Microsatellite stable. Patient received first line FOLFOXIRI + Avastin .
Answer from: Medical Oncologist at Community Practice
I would rather state this question as, "Would you use encorafenib with cetuximab or cetuximab with encorafenib plus binimetinib (triplet regimen), or cetuximab in combination with irinotecan based chemotherapy?"Based on the available data, it seems like KRAS mutation was not relevant. BEACON trial (...