KEAP1 and metastatic carcinoma: A biopsy from the right supraclavicular lymph node was also obtained showing metastatic carcinoma with high tumor mutation burden 13.3 mutations/MB, microsatellite instability negative, KRAS p.(Gly12Cys), KEAP1 p.(Glu446TER), KEAP1 p.(Gly477Val), and NTRK1 p.(Asp509His) (Figure 6).