NRAS and neoplasm: Conversely, gender, age, tumor site, tumor size, general classification, as well as markers such as MLH1, MSH6, MMR, NRAS, and hematological parameters including red blood cells, platelets, hemoglobin, lymphocytes, and red blood cell distribution width did not exhibit significant differences between the two patient groups (P > 0.05, as presented in Table 2).