Some of the tumor markers identified to date are as follows: survivin (BIRC5), X‐linked inhibitor of apoptosis (XIAP), myeloid cell leukemia‐1 (MCL‐1), hypoxia inducible factor/hypoxia‐induced factor (HIF1α, HIF2α), nuclear factor erythroid 2‐related factor 2 (NRF2), mouse double minute (MDM2, MDM4), p53, Kirsten rat sarcoma viral oncogene homolog (KRAS), and protein kinase B (AKT) [6]. The gene discussed is KRAS; the disease is neoplasm.