KRAS and neoplasm: This tumor was EGFR (epidermal growth factor receptor), ALK (anaplastic lymphoma kinase), KRAS (V-Ki ras2 Kirsten rat sarcoma viral oncogene homolog), ERBB2 (erb-b2 receptor tyrosine kinase 2), and B-Raf (V-raf murine sarcoma viral oncogene homolog B1) wild-types.